Base | Representation |
---|---|
bin | 1011111100011000111000… |
… | …1110111101111011011100 |
3 | 1201111102020201102111100211 |
4 | 2333012032032331323130 |
5 | 3210124020413442340 |
6 | 43532445402102204 |
7 | 2523522466256422 |
oct | 277061616757334 |
9 | 51442221374324 |
10 | 13132101312220 |
11 | 42033249238a0 |
12 | 158110a1aa964 |
13 | 743475cba157 |
14 | 3358505dd112 |
15 | 17b8e1c215ea |
hex | bf18e3bdedc |
13132101312220 has 48 divisors (see below), whose sum is σ = 30128888508768. Its totient is φ = 4768255880960.
The previous prime is 13132101312173. The next prime is 13132101312397. The reversal of 13132101312220 is 2221310123131.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 13132101312191 and 13132101312200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43936267 + ... + 44234146.
It is an arithmetic number, because the mean of its divisors is an integer number (627685177266).
Almost surely, 213132101312220 is an apocalyptic number.
13132101312220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13132101312220 is an abundant number, since it is smaller than the sum of its proper divisors (16996787196548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13132101312220 is a wasteful number, since it uses less digits than its factorization.
13132101312220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88171110 (or 88171108 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 13132101312220 its reverse (2221310123131), we get a palindrome (15353411435351).
The spelling of 13132101312220 in words is "thirteen trillion, one hundred thirty-two billion, one hundred one million, three hundred twelve thousand, two hundred twenty".
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