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31382324683 = 172971896561
BaseRepresentation
bin11101001110100010…
…000100010111001011
310000000002101021100121
4131032202010113023
51003232333342213
622230012044111
72160453233653
oct351642042713
9100002337317
1031382324683
1112344560026
1260b9a63637
132c618955b8
141739c79363
15c3a17b88d
hex74e8845cb

31382324683 has 16 divisors (see below), whose sum is σ = 34858330560. Its totient is φ = 28116121600.

The previous prime is 31382324641. The next prime is 31382324693. The reversal of 31382324683 is 38642328313.

It is a cyclic number.

It is not a de Polignac number, because 31382324683 - 213 = 31382316491 is a prime.

It is a super-3 number, since 3×313823246833 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31382324693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413278 + ... + 483283.

It is an arithmetic number, because the mean of its divisors is an integer number (2178645660).

Almost surely, 231382324683 is an apocalyptic number.

31382324683 is a deficient number, since it is larger than the sum of its proper divisors (3476005877).

31382324683 is a wasteful number, since it uses less digits than its factorization.

31382324683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896678.

The product of its digits is 497664, while the sum is 43.

The spelling of 31382324683 in words is "thirty-one billion, three hundred eighty-two million, three hundred twenty-four thousand, six hundred eighty-three".

Divisors: 1 17 29 71 493 1207 2059 35003 896561 15241537 26000269 63655831 442004573 1082149127 1846019099 31382324683