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157124463 = 3502310427
BaseRepresentation
bin10010101110110…
…00011101101111
3101221122202020120
421113120131233
5310210440323
623331420023
73615351546
oct1127303557
9357582216
10157124463
1180768a31
1244754613
1326724972
1416c2115d
15dbda5e3
hex95d876f

157124463 has 8 divisors (see below), whose sum is σ = 209561088. Its totient is φ = 104718744.

The previous prime is 157124453. The next prime is 157124479. The reversal of 157124463 is 364421751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 157124463 - 217 = 156993391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157124453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9856 + ... + 20282.

It is an arithmetic number, because the mean of its divisors is an integer number (26195136).

Almost surely, 2157124463 is an apocalyptic number.

157124463 is a deficient number, since it is larger than the sum of its proper divisors (52436625).

157124463 is a wasteful number, since it uses less digits than its factorization.

157124463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15453.

The product of its digits is 20160, while the sum is 33.

The square root of 157124463 is about 12534.9297165959. The cubic root of 157124463 is about 539.6115896905.

The spelling of 157124463 in words is "one hundred fifty-seven million, one hundred twenty-four thousand, four hundred sixty-three".

Divisors: 1 3 5023 10427 15069 31281 52374821 157124463