Base | Representation |
---|---|
bin | 1001000111100… |
… | …01110100100100 |
3 | 12022220222202212 |
4 | 10203301310210 |
5 | 124040103342 |
6 | 11331222552 |
7 | 1616065001 |
oct | 443616444 |
9 | 168828685 |
10 | 76487972 |
11 | 3a1a2600 |
12 | 21747a58 |
13 | 12b00972 |
14 | a2308a8 |
15 | 6aad182 |
hex | 48f1d24 |
76487972 has 36 divisors (see below), whose sum is σ = 153547968. Its totient is φ = 33250800.
The previous prime is 76487963. The next prime is 76487989. The reversal of 76487972 is 27978467.
It is a self number, because there is not a number n which added to its sum of digits gives 76487972.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7697 + ... + 14567.
Almost surely, 276487972 is an apocalyptic number.
It is an amenable number.
76487972 is an abundant number, since it is smaller than the sum of its proper divisors (77059996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76487972 is a wasteful number, since it uses less digits than its factorization.
76487972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6920 (or 6907 counting only the distinct ones).
The product of its digits is 1185408, while the sum is 50.
The square root of 76487972 is about 8745.7402202444. The cubic root of 76487972 is about 424.4869879192.
The spelling of 76487972 in words is "seventy-six million, four hundred eighty-seven thousand, nine hundred seventy-two".
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