Base | Representation |
---|---|
bin | 10011000100000011111… |
… | …100001000011010100000 |
3 | 11122020102022200011000022 |
4 | 103010003330020122200 |
5 | 132430420431320112 |
6 | 2441453041213012 |
7 | 163434535535315 |
oct | 23040374103240 |
9 | 4566368604008 |
10 | 1310031120032 |
11 | 465643462138 |
12 | 191a86931168 |
13 | 966c638c61b |
14 | 475978ccd0c |
15 | 241248cdd72 |
hex | 13103f086a0 |
1310031120032 has 96 divisors (see below), whose sum is σ = 2715278630400. Its totient is φ = 620963481600.
The previous prime is 1310031119993. The next prime is 1310031120037. The reversal of 1310031120032 is 2300211300131.
It is not an unprimeable number, because it can be changed into a prime (1310031120037) 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, 50761532 + ... + 50787332.
It is an arithmetic number, because the mean of its divisors is an integer number (28284152400).
Almost surely, 21310031120032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1310031120032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357639315200).
1310031120032 is an abundant number, since it is smaller than the sum of its proper divisors (1405247510368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1310031120032 is a wasteful number, since it uses less digits than its factorization.
1310031120032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26446 (or 26438 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 1310031120032 its reverse (2300211300131), we get a palindrome (3610242420163).
The spelling of 1310031120032 in words is "one trillion, three hundred ten billion, thirty-one million, one hundred twenty thousand, thirty-two".
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