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149529072 = 243711231759
BaseRepresentation
bin10001110100110…
…10000111110000
3101102100212022210
420322122013300
5301234412242
622500532120
73463655550
oct1072320760
9342325283
10149529072
1177450450
12420b1040
1324c95754
1415c05160
15d1d9d9c
hex8e9a1f0

149529072 has 160 divisors (see below), whose sum is σ = 502824960. Its totient is φ = 37128960.

The previous prime is 149529041. The next prime is 149529113. The reversal of 149529072 is 270925941.

149529072 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 149529072.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84129 + ... + 85887.

It is an arithmetic number, because the mean of its divisors is an integer number (3142656).

Almost surely, 2149529072 is an apocalyptic number.

149529072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149529072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251412480).

149529072 is an abundant number, since it is smaller than the sum of its proper divisors (353295888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149529072 is a wasteful number, since it uses less digits than its factorization.

149529072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811 (or 1805 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 149529072 is about 12228.2080453352. The cubic root of 149529072 is about 530.7726620365.

The spelling of 149529072 in words is "one hundred forty-nine million, five hundred twenty-nine thousand, seventy-two".

Divisors: 1 2 3 4 6 7 8 11 12 14 16 21 22 23 24 28 33 42 44 46 48 56 66 69 77 84 88 92 112 132 138 154 161 168 176 184 231 253 264 276 308 322 336 368 462 483 506 528 552 616 644 759 924 966 1012 1104 1232 1288 1518 1759 1771 1848 1932 2024 2576 3036 3518 3542 3696 3864 4048 5277 5313 6072 7036 7084 7728 10554 10626 12144 12313 14072 14168 19349 21108 21252 24626 28144 28336 36939 38698 40457 42216 42504 49252 58047 73878 77396 80914 84432 85008 98504 116094 121371 135443 147756 154792 161828 197008 232188 242742 270886 283199 295512 309584 323656 406329 445027 464376 485484 541772 566398 591024 647312 812658 849597 890054 928752 970968 1083544 1132796 1335081 1625316 1699194 1780108 1941936 2167088 2265592 2670162 3115189 3250632 3398388 3560216 4531184 5340324 6230378 6501264 6796776 7120432 9345567 10680648 12460756 13593552 18691134 21361296 24921512 37382268 49843024 74764536 149529072