Base | Representation |
---|---|
bin | 1010011110011… |
… | …01100111110001 |
3 | 20010100110111211 |
4 | 11033031213301 |
5 | 134443432113 |
6 | 12415240121 |
7 | 2114626342 |
oct | 517154761 |
9 | 203313454 |
10 | 87874033 |
11 | 4566a075 |
12 | 25519041 |
13 | 15289390 |
14 | b9560c9 |
15 | 7aabb3d |
hex | 53cd9f1 |
87874033 has 8 divisors (see below), whose sum is σ = 94707200. Its totient is φ = 81051408.
The previous prime is 87874021. The next prime is 87874043. The reversal of 87874033 is 33047878.
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 87874033 - 29 = 87873521 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87874043) 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, 27598 + ... + 30616.
It is an arithmetic number, because the mean of its divisors is an integer number (11838400).
Almost surely, 287874033 is an apocalyptic number.
It is an amenable number.
87874033 is a deficient number, since it is larger than the sum of its proper divisors (6833167).
87874033 is a wasteful number, since it uses less digits than its factorization.
87874033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5271.
The product of its (nonzero) digits is 112896, while the sum is 40.
The square root of 87874033 is about 9374.1150515662. The cubic root of 87874033 is about 444.5836833574.
The spelling of 87874033 in words is "eighty-seven million, eight hundred seventy-four thousand, thirty-three".
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