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31231301114 = 2138231459543
BaseRepresentation
bin11101000101100001…
…111101010111111010
32222121120012110222002
4131011201331113322
51002430203113424
622203015101002
72153640452006
oct350541752772
988546173862
1031231301114
1112277289862
126077371762
132c394c8840
141723ba5706
15c2bc98cae
hex74587d5fa

31231301114 has 16 divisors (see below), whose sum is σ = 50511898752. Its totient is φ = 14396922288.

The previous prime is 31231301113. The next prime is 31231301119. The reversal of 31231301114 is 41110313213.

It is not an unprimeable number, because it can be changed into a prime (31231301113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 708374 + ... + 751169.

It is an arithmetic number, because the mean of its divisors is an integer number (3156993672).

Almost surely, 231231301114 is an apocalyptic number.

31231301114 is a deficient number, since it is larger than the sum of its proper divisors (19280597638).

31231301114 is a wasteful number, since it uses less digits than its factorization.

31231301114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460381.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 31231301114 its reverse (41110313213), we get a palindrome (72341614327).

The spelling of 31231301114 in words is "thirty-one billion, two hundred thirty-one million, three hundred one thousand, one hundred fourteen".

Divisors: 1 2 13 26 823 1646 10699 21398 1459543 2919086 18974059 37948118 1201203889 2402407778 15615650557 31231301114