Base | Representation |
---|---|
bin | 1001001111001… |
… | …11111011111001 |
3 | 12101211012121100 |
4 | 10213213323321 |
5 | 124314333212 |
6 | 11405002013 |
7 | 1630464012 |
oct | 447477371 |
9 | 171735540 |
10 | 77496057 |
11 | 3a820a31 |
12 | 21b53309 |
13 | 13094772 |
14 | a414009 |
15 | 6c0bbdc |
hex | 49e7ef9 |
77496057 has 24 divisors (see below), whose sum is σ = 113822280. Its totient is φ = 50803200.
The previous prime is 77496043. The next prime is 77496059. The reversal of 77496057 is 75069477.
It can be written as a sum of positive squares in 4 ways, for example, as 65028096 + 12467961 = 8064^2 + 3531^2 .
It is not a de Polignac number, because 77496057 - 212 = 77491961 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (77496059) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193057 + ... + 193457.
It is an arithmetic number, because the mean of its divisors is an integer number (4742595).
Almost surely, 277496057 is an apocalyptic number.
It is an amenable number.
77496057 is a deficient number, since it is larger than the sum of its proper divisors (36326223).
77496057 is a wasteful number, since it uses less digits than its factorization.
77496057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 713 (or 710 counting only the distinct ones).
The product of its (nonzero) digits is 370440, while the sum is 45.
The square root of 77496057 is about 8803.1844806297. The cubic root of 77496057 is about 426.3437184961.
The spelling of 77496057 in words is "seventy-seven million, four hundred ninety-six thousand, fifty-seven".
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