Base | Representation |
---|---|
bin | 1110001100111110101111… |
… | …11101000101010100000001 |
3 | 11002120210002210121110022101 |
4 | 13012133113331011110001 |
5 | 13043202303030320301 |
6 | 150231533502510401 |
7 | 6402314155325260 |
oct | 706372775052401 |
9 | 132523083543271 |
10 | 31232330323201 |
11 | 9a51614273517 |
12 | 3605050295401 |
13 | 1457271b202c7 |
14 | 79d91d6025d7 |
15 | 392657e9e701 |
hex | 1c67d7f45501 |
31232330323201 has 16 divisors (see below), whose sum is σ = 35795980349440. Its totient is φ = 26694182869200.
The previous prime is 31232330323169. The next prime is 31232330323217. The reversal of 31232330323201 is 10232303323213.
It is not a de Polignac number, because 31232330323201 - 25 = 31232330323169 is a prime.
It is a super-2 number, since 2×312323303232012 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31232330323201.
It is not an unprimeable number, because it can be changed into a prime (31232330323241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11073520 + ... + 13604686.
It is an arithmetic number, because the mean of its divisors is an integer number (2237248771840).
Almost surely, 231232330323201 is an apocalyptic number.
It is an amenable number.
31232330323201 is a deficient number, since it is larger than the sum of its proper divisors (4563650026239).
31232330323201 is a wasteful number, since it uses less digits than its factorization.
31232330323201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2536204.
The product of its (nonzero) digits is 11664, while the sum is 28.
Adding to 31232330323201 its reverse (10232303323213), we get a palindrome (41464633646414).
The spelling of 31232330323201 in words is "thirty-one trillion, two hundred thirty-two billion, three hundred thirty million, three hundred twenty-three thousand, two hundred one".
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