Base | Representation |
---|---|
bin | 11000010010111001… |
… | …00111011110110100 |
3 | 1020200000110022010022 |
4 | 30021130213132310 |
5 | 203203102223310 |
6 | 5554141144312 |
7 | 641141026052 |
oct | 141134473664 |
9 | 36600408108 |
10 | 13043398580 |
11 | 5593727453 |
12 | 264025b098 |
13 | 12cb388434 |
14 | 8ba4251d2 |
15 | 515175a55 |
hex | 3097277b4 |
13043398580 has 48 divisors (see below), whose sum is σ = 29549635920. Its totient is φ = 4817799168.
The previous prime is 13043398579. The next prime is 13043398591. The reversal of 13043398580 is 8589334031.
It can be written as a sum of positive squares in 8 ways, for example, as 676624144 + 12366774436 = 26012^2 + 111206^2 .
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, 343895 + ... + 379934.
It is an arithmetic number, because the mean of its divisors is an integer number (615617415).
Almost surely, 213043398580 is an apocalyptic number.
13043398580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13043398580 is an abundant number, since it is smaller than the sum of its proper divisors (16506237340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13043398580 is a wasteful number, since it uses less digits than its factorization.
13043398580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 723908 (or 723906 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 44.
The spelling of 13043398580 in words is "thirteen billion, forty-three million, three hundred ninety-eight thousand, five hundred eighty".
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