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152000500031 = 1019291491239
BaseRepresentation
bin1000110110001111101…
…1111001000100111111
3112112100011202110000022
42031203323321010333
54442244112000111
6153454510122355
713660466634602
oct2154373710477
9475304673008
10152000500031
1159510357466
12255607b03bb
1311444b702a3
1474dd33a339
153e495402db
hex2363ef913f

152000500031 has 4 divisors (see below), whose sum is σ = 152002093200. Its totient is φ = 151998906864.

The previous prime is 152000500021. The next prime is 152000500033. The reversal of 152000500031 is 130005000251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130005000251 = 718572142893.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-152000500031 is a prime.

It is a super-2 number, since 2×1520005000312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 152000499982 and 152000500009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152000500033) 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 3 ways as a sum of consecutive naturals, for example, 643691 + ... + 847548.

It is an arithmetic number, because the mean of its divisors is an integer number (38000523300).

Almost surely, 2152000500031 is an apocalyptic number.

152000500031 is a deficient number, since it is larger than the sum of its proper divisors (1593169).

152000500031 is a wasteful number, since it uses less digits than its factorization.

152000500031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593168.

The product of its (nonzero) digits is 150, while the sum is 17.

Adding to 152000500031 its reverse (130005000251), we get a palindrome (282005500282).

The spelling of 152000500031 in words is "one hundred fifty-two billion, five hundred thousand, thirty-one".

Divisors: 1 101929 1491239 152000500031