Base | Representation |
---|---|
bin | 1110001100001000101100… |
… | …10001101001110101101010 |
3 | 11002111000012101212210200110 |
4 | 13012010112101221311222 |
5 | 13042213340122211020 |
6 | 150210334144515150 |
7 | 6400236065300313 |
oct | 706042621516552 |
9 | 132430171783613 |
10 | 31203311132010 |
11 | 9a40282735686 |
12 | 35bb4b191bab6 |
13 | 14545c8a06164 |
14 | 79c36954b60a |
15 | 391a0a5158e0 |
hex | 1c6116469d6a |
31203311132010 has 64 divisors (see below), whose sum is σ = 75309714800640. Its totient is φ = 8274054208320.
The previous prime is 31203311131973. The next prime is 31203311132083. The reversal of 31203311132010 is 1023111330213.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13476079 + ... + 15620861.
It is an arithmetic number, because the mean of its divisors is an integer number (1176714293760).
Almost surely, 231203311132010 is an apocalyptic number.
31203311132010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
31203311132010 is an abundant number, since it is smaller than the sum of its proper divisors (44106403668630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31203311132010 is a wasteful number, since it uses less digits than its factorization.
31203311132010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2147523.
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 31203311132010 its reverse (1023111330213), we get a palindrome (32226422462223).
The spelling of 31203311132010 in words is "thirty-one trillion, two hundred three billion, three hundred eleven million, one hundred thirty-two thousand, ten".
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