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3131113242022 = 215769233144031
BaseRepresentation
bin101101100100000100111…
…001000111110110100110
3102002022221122222002000221
4231210010321013312212
5402300004442221042
610354225155154554
7442133622266023
oct55440471076646
912068848862027
103131113242022
11aa7996885037
124269b75a5a5a
1319935524080c
14ab79218a54a
15566aa1a6d67
hex2d904e47da6

3131113242022 has 16 divisors (see below), whose sum is σ = 4726686045312. Its totient is φ = 1555551653760.

The previous prime is 3131113242013. The next prime is 3131113242041. The reversal of 3131113242022 is 2202423111313.

3131113242022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21667147 + ... + 21811177.

It is an arithmetic number, because the mean of its divisors is an integer number (295417877832).

Almost surely, 23131113242022 is an apocalyptic number.

3131113242022 is a deficient number, since it is larger than the sum of its proper divisors (1595572803290).

3131113242022 is a wasteful number, since it uses less digits than its factorization.

3131113242022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213423.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 3131113242022 its reverse (2202423111313), we get a palindrome (5333536353335).

The spelling of 3131113242022 in words is "three trillion, one hundred thirty-one billion, one hundred thirteen million, two hundred forty-two thousand, twenty-two".

Divisors: 1 2 157 314 69233 138466 144031 288062 10869581 21739162 22612867 45225734 9971698223 19943396446 1565556621011 3131113242022