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157880676 = 223671311499
BaseRepresentation
bin10010110100100…
…01000101100100
3102000002011120110
421122101011210
5310404140201
623355533020
73624651342
oct1132210544
9360064513
10157880676
11811350a8
1244a5a170
132692ac25
1416d7a992
15dcd96d6
hex9691164

157880676 has 48 divisors (see below), whose sum is σ = 376992000. Its totient is φ = 51411360.

The previous prime is 157880663. The next prime is 157880687. The reversal of 157880676 is 676088751.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104575 + ... + 106073.

It is an arithmetic number, because the mean of its divisors is an integer number (7854000).

Almost surely, 2157880676 is an apocalyptic number.

It is an amenable number.

157880676 is an abundant number, since it is smaller than the sum of its proper divisors (219111324).

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

157880676 is a wasteful number, since it uses less digits than its factorization.

157880676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704 (or 1702 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 48.

The square root of 157880676 is about 12565.0577396206. The cubic root of 157880676 is about 540.4758904984.

The spelling of 157880676 in words is "one hundred fifty-seven million, eight hundred eighty thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 12 67 131 134 201 262 268 393 402 524 786 804 1499 1572 2998 4497 5996 8777 8994 17554 17988 26331 35108 52662 100433 105324 196369 200866 301299 392738 401732 589107 602598 785476 1178214 1205196 2356428 13156723 26313446 39470169 52626892 78940338 157880676