Base | Representation |
---|---|
bin | 1110001100101000100001… |
… | …11110100100111000111110 |
3 | 11002112122022111120122120111 |
4 | 13012110100332210320332 |
5 | 13043003340420122420 |
6 | 150222242115540234 |
7 | 6401412445244416 |
oct | 706242076447076 |
9 | 132478274518514 |
10 | 31220402114110 |
11 | 9a47553096480 |
12 | 36028815ba67a |
13 | 14560c0803511 |
14 | 79d10b351646 |
15 | 3921aabb045a |
hex | 1c6510fa4e3e |
31220402114110 has 128 divisors (see below), whose sum is σ = 64705773127680. Its totient is φ = 10734596505600.
The previous prime is 31220402114101. The next prime is 31220402114123. The reversal of 31220402114110 is 1141120402213.
It is a super-2 number, since 2×312204021141102 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1052204575 + ... + 1052234245.
It is an arithmetic number, because the mean of its divisors is an integer number (505513852560).
Almost surely, 231220402114110 is an apocalyptic number.
31220402114110 is an abundant number, since it is smaller than the sum of its proper divisors (33485371013570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31220402114110 is a wasteful number, since it uses less digits than its factorization.
31220402114110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34474.
The product of its (nonzero) digits is 384, while the sum is 22.
Adding to 31220402114110 its reverse (1141120402213), we get a palindrome (32361522516323).
The spelling of 31220402114110 in words is "thirty-one trillion, two hundred twenty billion, four hundred two million, one hundred fourteen thousand, one hundred ten".
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