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153058057 = 223686359
BaseRepresentation
bin10010001111101…
…11101100001001
3101200000011011221
421013313230021
5303140324212
623104322041
73535654255
oct1107675411
9350004157
10153058057
1179440869
1243313321
132592cac9
1416483265
15d685807
hex91f7b09

153058057 has 4 divisors (see below), whose sum is σ = 153744640. Its totient is φ = 152371476.

The previous prime is 153058039. The next prime is 153058063. The reversal of 153058057 is 750850351.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 750850351 = 1077017293.

It is a cyclic number.

It is not a de Polignac number, because 153058057 - 27 = 153057929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (153058007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342957 + ... + 343402.

It is an arithmetic number, because the mean of its divisors is an integer number (38436160).

Almost surely, 2153058057 is an apocalyptic number.

It is an amenable number.

153058057 is a deficient number, since it is larger than the sum of its proper divisors (686583).

153058057 is an equidigital number, since it uses as much as digits as its factorization.

153058057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686582.

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 153058057 is about 12371.6634693965. The cubic root of 153058057 is about 534.9157662825.

The spelling of 153058057 in words is "one hundred fifty-three million, fifty-eight thousand, fifty-seven".

Divisors: 1 223 686359 153058057