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152305204031 = 691797276553
BaseRepresentation
bin1000110111011000011…
…0001111101100111111
3112120010102010000022122
42031312012033230333
54443410113012111
6153545033033155
714001156605501
oct2156606175477
9476112100278
10152305204031
1159657354052
12256268557bb
1311493027206
14752b9b5d71
153e6617ccdb
hex237618fb3f

152305204031 has 8 divisors (see below), whose sum is σ = 152717543664. Its totient is φ = 151893420480.

The previous prime is 152305203997. The next prime is 152305204043. The reversal of 152305204031 is 130402503251.

It is a happy number.

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 152305204031 - 226 = 152238095167 is a prime.

It is a super-2 number, since 2×1523052040312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152305204061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412451 + ... + 689003.

It is an arithmetic number, because the mean of its divisors is an integer number (19089692958).

Almost surely, 2152305204031 is an apocalyptic number.

152305204031 is a deficient number, since it is larger than the sum of its proper divisors (412339633).

152305204031 is an equidigital number, since it uses as much as digits as its factorization.

152305204031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278041.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 152305204031 its reverse (130402503251), we get a palindrome (282707707282).

The spelling of 152305204031 in words is "one hundred fifty-two billion, three hundred five million, two hundred four thousand, thirty-one".

Divisors: 1 691 797 276553 550727 191098123 220412741 152305204031