Base | Representation |
---|---|
bin | 1001000100000… |
… | …10010101110001 |
3 | 12022001210101202 |
4 | 10202002111301 |
5 | 123431000340 |
6 | 11313340545 |
7 | 1612153505 |
oct | 442022561 |
9 | 168053352 |
10 | 76031345 |
11 | 39a10525 |
12 | 21567755 |
13 | 129a0b80 |
14 | a152305 |
15 | 6a1cc15 |
hex | 4882571 |
76031345 has 8 divisors (see below), whose sum is σ = 98255976. Its totient is φ = 56146176.
The previous prime is 76031341. The next prime is 76031357. The reversal of 76031345 is 54313067.
It can be written as a sum of positive squares in 4 ways, for example, as 2226064 + 73805281 = 1492^2 + 8591^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 76031345 - 22 = 76031341 is a prime.
It is a super-3 number, since 3×760313453 (a number of 25 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (76031341) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584792 + ... + 584921.
It is an arithmetic number, because the mean of its divisors is an integer number (12281997).
Almost surely, 276031345 is an apocalyptic number.
It is an amenable number.
76031345 is a deficient number, since it is larger than the sum of its proper divisors (22224631).
76031345 is a wasteful number, since it uses less digits than its factorization.
76031345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1169731.
The product of its (nonzero) digits is 7560, while the sum is 29.
The square root of 76031345 is about 8719.5954607998. The cubic root of 76031345 is about 423.6405837067.
The spelling of 76031345 in words is "seventy-six million, thirty-one thousand, three hundred forty-five".
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