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31232114029 = 972231443859
BaseRepresentation
bin11101000101100101…
…000011110101101101
32222121121201210002001
4131011211003311231
51002430410122104
622203044332301
72153650406014
oct350545036555
988547653061
1031232114029
1112277794596
1260776a4091
132c3972185c
141723d37a7b
15c2bda9aa4
hex745943d6d

31232114029 has 8 divisors (see below), whose sum is σ = 31695614720. Its totient is φ = 30771501696.

The previous prime is 31232114027. The next prime is 31232114057. The reversal of 31232114029 is 92041123213.

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 31232114029 - 21 = 31232114027 is a prime.

It is a super-2 number, since 2×312321140292 (a number of 22 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 = 31232113988 and 31232114006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31232114027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700299 + ... + 743560.

It is an arithmetic number, because the mean of its divisors is an integer number (3961951840).

Almost surely, 231232114029 is an apocalyptic number.

It is an amenable number.

31232114029 is a deficient number, since it is larger than the sum of its proper divisors (463500691).

31232114029 is a wasteful number, since it uses less digits than its factorization.

31232114029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444179.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 31232114029 in words is "thirty-one billion, two hundred thirty-two million, one hundred fourteen thousand, twenty-nine".

Divisors: 1 97 223 21631 1443859 140054323 321980557 31232114029