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158143180 = 225131737967
BaseRepresentation
bin10010110110100…
…01001011001100
3102000120111122211
421123101023030
5310441040210
623405320204
73630123556
oct1133211314
9360514584
10158143180
11812a4348
1244b66064
13269c0560
14170084d6
15dd3c38a
hex96d12cc

158143180 has 96 divisors (see below), whose sum is σ = 389321856. Its totient is φ = 53415936.

The previous prime is 158143169. The next prime is 158143211. The reversal of 158143180 is 81341851.

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, 163057 + ... + 164023.

It is an arithmetic number, because the mean of its divisors is an integer number (4055436).

Almost surely, 2158143180 is an apocalyptic number.

158143180 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 158143180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194660928).

158143180 is an abundant number, since it is smaller than the sum of its proper divisors (231178676).

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

158143180 is a wasteful number, since it uses less digits than its factorization.

158143180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043 (or 1041 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 31.

The square root of 158143180 is about 12575.4991948630. The cubic root of 158143180 is about 540.7752695981.

The spelling of 158143180 in words is "one hundred fifty-eight million, one hundred forty-three thousand, one hundred eighty".

Divisors: 1 2 4 5 10 13 17 20 26 34 37 52 65 68 74 85 130 148 170 185 221 260 340 370 442 481 629 740 884 962 967 1105 1258 1924 1934 2210 2405 2516 3145 3868 4420 4810 4835 6290 8177 9620 9670 12571 12580 16354 16439 19340 25142 32708 32878 35779 40885 50284 62855 65756 71558 81770 82195 125710 143116 163540 164390 178895 213707 251420 328780 357790 427414 465127 608243 715580 854828 930254 1068535 1216486 1860508 2137070 2325635 2432972 3041215 4274140 4651270 6082430 7907159 9302540 12164860 15814318 31628636 39535795 79071590 158143180