Base | Representation |
---|---|
bin | 101011111010011011… |
… | …111000010010000100 |
3 | 11111201001110110210222 |
4 | 223322123320102010 |
5 | 1233031212113010 |
6 | 33354435403512 |
7 | 3256311212213 |
oct | 537233702204 |
9 | 144631413728 |
10 | 47151285380 |
11 | 18aa6742651 |
12 | 917aa53598 |
13 | 45a5817484 |
14 | 23d426907a |
15 | 135e736355 |
hex | afa6f8484 |
47151285380 has 12 divisors (see below), whose sum is σ = 99017699340. Its totient is φ = 18860514144.
The previous prime is 47151285341. The next prime is 47151285437. The reversal of 47151285380 is 8358215174.
47151285380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 18489472576 + 28661812804 = 135976^2 + 169298^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1178782115 + ... + 1178782154.
It is an arithmetic number, because the mean of its divisors is an integer number (8251474945).
Almost surely, 247151285380 is an apocalyptic number.
It is an amenable number.
47151285380 is an abundant number, since it is smaller than the sum of its proper divisors (51866413960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47151285380 is a wasteful number, since it uses less digits than its factorization.
47151285380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2357564278 (or 2357564276 counting only the distinct ones).
The product of its (nonzero) digits is 268800, while the sum is 44.
The spelling of 47151285380 in words is "forty-seven billion, one hundred fifty-one million, two hundred eighty-five thousand, three hundred eighty".
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