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152451040 = 2557791723
BaseRepresentation
bin10010001011000…
…11011111100000
3101121212022111211
421011203133200
5303011413130
623043315504
73530545450
oct1105433740
9347768454
10152451040
11790667a5
124307bb94
1325779721
1416365d60
15d5b5a2a
hex91637e0

152451040 has 96 divisors (see below), whose sum is σ = 417070080. Its totient is φ = 51577344.

The previous prime is 152451029. The next prime is 152451059. The reversal of 152451040 is 40154251.

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 15 ways as a sum of consecutive naturals, for example, 87619 + ... + 89341.

It is an arithmetic number, because the mean of its divisors is an integer number (4344480).

Almost surely, 2152451040 is an apocalyptic number.

152451040 is a gapful number since it is divisible by the number (10) 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 152451040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208535040).

152451040 is an abundant number, since it is smaller than the sum of its proper divisors (264619040).

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

152451040 is a wasteful number, since it uses less digits than its factorization.

152451040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1824 (or 1816 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 152451040 is about 12347.1065436401. The cubic root of 152451040 is about 534.2076838557.

The spelling of 152451040 in words is "one hundred fifty-two million, four hundred fifty-one thousand, forty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 79 80 112 140 158 160 224 280 316 395 553 560 632 790 1106 1120 1264 1580 1723 2212 2528 2765 3160 3446 4424 5530 6320 6892 8615 8848 11060 12061 12640 13784 17230 17696 22120 24122 27568 34460 44240 48244 55136 60305 68920 88480 96488 120610 136117 137840 192976 241220 272234 275680 385952 482440 544468 680585 952819 964880 1088936 1361170 1905638 1929760 2177872 2722340 3811276 4355744 4764095 5444680 7622552 9528190 10889360 15245104 19056380 21778720 30490208 38112760 76225520 152451040