Base | Representation |
---|---|
bin | 1101110001101100011010… |
… | …0100111100111010010110 |
3 | 1222122002001101121012110020 |
4 | 3130123012210330322112 |
5 | 3441133321340324032 |
6 | 52114340240410010 |
7 | 3122235231556002 |
oct | 334330644747226 |
9 | 58562041535406 |
10 | 15147386261142 |
11 | 490aa7471aa73 |
12 | 18477b9016906 |
13 | 85b5141286a5 |
14 | 3a51cd089702 |
15 | 1b4041a4cb2c |
hex | dc6c693ce96 |
15147386261142 has 32 divisors (see below), whose sum is σ = 31612999299840. Its totient is φ = 4829439051360.
The previous prime is 15147386261141. The next prime is 15147386261159. The reversal of 15147386261142 is 24116268374151.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15147386261141) 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, 2308417 + ... + 5968547.
It is an arithmetic number, because the mean of its divisors is an integer number (987906228120).
Almost surely, 215147386261142 is an apocalyptic number.
15147386261142 is an abundant number, since it is smaller than the sum of its proper divisors (16465613038698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15147386261142 is a wasteful number, since it uses less digits than its factorization.
15147386261142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3690148.
The product of its digits is 1935360, while the sum is 51.
The spelling of 15147386261142 in words is "fifteen trillion, one hundred forty-seven billion, three hundred eighty-six million, two hundred sixty-one thousand, one hundred forty-two".
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