Base | Representation |
---|---|
bin | 101011111111010001… |
… | …101010110000110000 |
3 | 11111220201021022222100 |
4 | 223333101222300300 |
5 | 1233213004312030 |
6 | 33410500140400 |
7 | 3261315403002 |
oct | 537721526060 |
9 | 144821238870 |
10 | 47232494640 |
11 | 1903856a341 |
12 | 91a2097700 |
13 | 45b95ac0a6 |
14 | 2400d68372 |
15 | 1366928360 |
hex | aff46ac30 |
47232494640 has 60 divisors (see below), whose sum is σ = 158622463584. Its totient is φ = 12595331712.
The previous prime is 47232494591. The next prime is 47232494657. The reversal of 47232494640 is 4649423274.
47232494640 is a `hidden beast` number, since 4 + 72 + 32 + 494 + 64 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32799624 + ... + 32801063.
Almost surely, 247232494640 is an apocalyptic number.
47232494640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
47232494640 is an abundant number, since it is smaller than the sum of its proper divisors (111389968944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47232494640 is a wasteful number, since it uses less digits than its factorization.
47232494640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65600706 (or 65600697 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 45.
The spelling of 47232494640 in words is "forty-seven billion, two hundred thirty-two million, four hundred ninety-four thousand, six hundred forty".
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