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152248286831 = 3710799381037
BaseRepresentation
bin1000110111001010110…
…1000111111001101111
3112112222110000022121012
42031302231013321233
54443301030134311
6153535241055435
713666566041234
oct2156255077157
9475873008535
10152248286831
1159628209343
122560b78757b
13114842b94b4
1475241db78b
153e6118878b
hex2372b47e6f

152248286831 has 8 divisors (see below), whose sum is σ = 156377995200. Its totient is φ = 148119362208.

The previous prime is 152248286807. The next prime is 152248286837. The reversal of 152248286831 is 138682842251.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-152248286831 is a prime.

It is a super-2 number, since 2×1522482868312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152248286831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152248286837) 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, 209045 + ... + 590081.

It is an arithmetic number, because the mean of its divisors is an integer number (19547249400).

Almost surely, 2152248286831 is an apocalyptic number.

152248286831 is a deficient number, since it is larger than the sum of its proper divisors (4129708369).

152248286831 is a wasteful number, since it uses less digits than its factorization.

152248286831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391873.

The product of its digits is 1474560, while the sum is 50.

The spelling of 152248286831 in words is "one hundred fifty-two billion, two hundred forty-eight million, two hundred eighty-six thousand, eight hundred thirty-one".

Divisors: 1 37 10799 381037 399563 14098369 4114818563 152248286831