Base | Representation |
---|---|
bin | 11100100001011000… |
… | …10100111100110100 |
3 | 1110112011001121100122 |
4 | 32100230110330310 |
5 | 222324441104030 |
6 | 11011234431112 |
7 | 1051312413353 |
oct | 162054247464 |
9 | 43464047318 |
10 | 15312441140 |
11 | 6548523737 |
12 | 2b74132498 |
13 | 15a04b1879 |
14 | a5391599a |
15 | 5e947e8e5 |
hex | 390b14f34 |
15312441140 has 48 divisors (see below), whose sum is σ = 32857477632. Its totient is φ = 5991522816.
The previous prime is 15312441077. The next prime is 15312441149. The reversal of 15312441140 is 4114421351.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15312441149) 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, 2720369 + ... + 2725991.
It is an arithmetic number, because the mean of its divisors is an integer number (684530784).
Almost surely, 215312441140 is an apocalyptic number.
15312441140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
15312441140 is an abundant number, since it is smaller than the sum of its proper divisors (17545036492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15312441140 is a wasteful number, since it uses less digits than its factorization.
15312441140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8576 (or 8574 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 26.
Adding to 15312441140 its reverse (4114421351), we get a palindrome (19426862491).
The spelling of 15312441140 in words is "fifteen billion, three hundred twelve million, four hundred forty-one thousand, one hundred forty".
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