Base | Representation |
---|---|
bin | 101011111000100101… |
… | …001001101110000000 |
3 | 11111121212220020002202 |
4 | 223320211021232000 |
5 | 1233000230133124 |
6 | 33351404332332 |
7 | 3255452523422 |
oct | 537045115600 |
9 | 144555806082 |
10 | 47120161664 |
11 | 18a90114974 |
12 | 91705440a8 |
13 | 459c23ab84 |
14 | 23d0086812 |
15 | 135bb395ae |
hex | af8949b80 |
47120161664 has 48 divisors (see below), whose sum is σ = 94121819880. Its totient is φ = 23497571328.
The previous prime is 47120161639. The next prime is 47120161681. The reversal of 47120161664 is 46616102174.
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48727709 + ... + 48728675.
Almost surely, 247120161664 is an apocalyptic number.
It is an amenable number.
47120161664 is a deficient number, since it is larger than the sum of its proper divisors (47001658216).
47120161664 is an frugal number, since it uses more digits than its factorization.
47120161664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2215 (or 1586 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 38.
The spelling of 47120161664 in words is "forty-seven billion, one hundred twenty million, one hundred sixty-one thousand, six hundred sixty-four".
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