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31324044196 = 22884932
BaseRepresentation
bin11101001011000011…
…101111101110100100
32222212000201022120001
4131023003233232210
51003122423403241
622220130551044
72156144661004
oct351303575644
988760638501
1031324044196
1112314674035
1260a2438484
132c5279b1c3
141732228004
15c34eb8431
hex74b0efba4

31324044196 has 9 divisors (see below), whose sum is σ = 54817696801. Its totient is φ = 15661845112.

The previous prime is 31324044163. The next prime is 31324044211. The reversal of 31324044196 is 69144042313.

The square root of 31324044196 is 176986.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3279852900 + 28044191296 = 57270^2 + 167464^2 .

It is a super-2 number, since 2×313240441962 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 309726 + ... + 398218.

Almost surely, 231324044196 is an apocalyptic number.

31324044196 is the 176986-th square number.

It is an amenable number.

31324044196 is a deficient number, since it is larger than the sum of its proper divisors (23493652605).

31324044196 is an frugal number, since it uses more digits than its factorization.

31324044196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176990 (or 88495 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 31324044196 in words is "thirty-one billion, three hundred twenty-four million, forty-four thousand, one hundred ninety-six".

Divisors: 1 2 4 88493 176986 353972 7831011049 15662022098 31324044196