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132055788 = 22323557859
BaseRepresentation
bin1111101111100…
…00001011101100
3100012111010111010
413313300023230
5232301241123
621034225220
73162312204
oct767601354
9305433433
10132055788
11685a6517
1238285210
1321488427
1413777404
15b8d7993
hex7df02ec

132055788 has 48 divisors (see below), whose sum is σ = 322479360. Its totient is φ = 41980224.

The previous prime is 132055771. The next prime is 132055817. The reversal of 132055788 is 887550231.

It is a super-2 number, since 2×1320557882 = 34877462288601888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153303 + ... + 154161.

It is an arithmetic number, because the mean of its divisors is an integer number (6718320).

Almost surely, 2132055788 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132055788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161239680).

132055788 is an abundant number, since it is smaller than the sum of its proper divisors (190423572).

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

132055788 is a wasteful number, since it uses less digits than its factorization.

132055788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446 (or 1444 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 132055788 is about 11491.5528976723. The cubic root of 132055788 is about 509.2360573176.

The spelling of 132055788 in words is "one hundred thirty-two million, fifty-five thousand, seven hundred eighty-eight".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 557 859 1114 1671 1718 2228 2577 3342 3436 5154 6684 10308 12811 19757 25622 38433 39514 51244 59271 76866 79028 118542 153732 237084 478463 956926 1435389 1913852 2870778 5741556 11004649 22009298 33013947 44018596 66027894 132055788