Base | Representation |
---|---|
bin | 11100000011110011… |
… | …11011011011100110 |
3 | 1102212212020012002021 |
4 | 32001321323123212 |
5 | 221322433122030 |
6 | 10530453133354 |
7 | 1042210564030 |
oct | 160171733346 |
9 | 42785205067 |
10 | 15064348390 |
11 | 6430482a03 |
12 | 2b0502a25a |
13 | 1560c89320 |
14 | a2c9b4c50 |
15 | 5d27c597a |
hex | 381e7b6e6 |
15064348390 has 32 divisors (see below), whose sum is σ = 33373327680. Its totient is φ = 4767617664.
The previous prime is 15064348367. The next prime is 15064348399. The reversal of 15064348390 is 9384346051.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15064348399) 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, 8276205 + ... + 8278024.
It is an arithmetic number, because the mean of its divisors is an integer number (1042916490).
Almost surely, 215064348390 is an apocalyptic number.
15064348390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
15064348390 is an abundant number, since it is smaller than the sum of its proper divisors (18308979290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15064348390 is a wasteful number, since it uses less digits than its factorization.
15064348390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16554256.
The product of its (nonzero) digits is 311040, while the sum is 43.
The spelling of 15064348390 in words is "fifteen billion, sixty-four million, three hundred forty-eight thousand, three hundred ninety".
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