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153200031 = 3293174289
BaseRepresentation
bin10010010000110…
…10010110011111
3101200021100221020
421020122112133
5303204400111
623111335223
73540115215
oct1110322637
9350240836
10153200031
11795284a6
1243381513
132597c60a
14164bccb5
15d6b2906
hex921a59f

153200031 has 8 divisors (see below), whose sum is σ = 204965040. Its totient is φ = 101784192.

The previous prime is 153200023. The next prime is 153200083. The reversal of 153200031 is 130002351.

It is a happy number.

153200031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 153200031 - 23 = 153200023 is a prime.

It is a super-2 number, since 2×1532000312 = 46940498996801922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153200431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86266 + ... + 88023.

It is an arithmetic number, because the mean of its divisors is an integer number (25620630).

Almost surely, 2153200031 is an apocalyptic number.

153200031 is a deficient number, since it is larger than the sum of its proper divisors (51765009).

153200031 is a wasteful number, since it uses less digits than its factorization.

153200031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174585.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 153200031 is about 12377.4000096951. The cubic root of 153200031 is about 535.0811080338.

Adding to 153200031 its reverse (130002351), we get a palindrome (283202382).

The spelling of 153200031 in words is "one hundred fifty-three million, two hundred thousand, thirty-one".

Divisors: 1 3 293 879 174289 522867 51066677 153200031