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152130837 = 3173293123
BaseRepresentation
bin10010001000101…
…01010100010101
3101121021001021110
421010111110111
5302421141322
623032405233
73525043065
oct1104252425
9347231243
10152130837
1178968171
1242b46819
1325696a61
14162c13a5
15d550c0c
hex9115515

152130837 has 8 divisors (see below), whose sum is σ = 204014304. Its totient is φ = 100833968.

The previous prime is 152130799. The next prime is 152130907. The reversal of 152130837 is 738031251.

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

It is a cyclic number.

It is not a de Polignac number, because 152130837 - 27 = 152130709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152130037) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 146043 + ... + 147080.

It is an arithmetic number, because the mean of its divisors is an integer number (25501788).

Almost surely, 2152130837 is an apocalyptic number.

It is an amenable number.

152130837 is a deficient number, since it is larger than the sum of its proper divisors (51883467).

152130837 is a wasteful number, since it uses less digits than its factorization.

152130837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293299.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 152130837 is about 12334.1330056068. The cubic root of 152130837 is about 533.8334111225.

The spelling of 152130837 in words is "one hundred fifty-two million, one hundred thirty thousand, eight hundred thirty-seven".

Divisors: 1 3 173 519 293123 879369 50710279 152130837