Base | Representation |
---|---|
bin | 1010100011010… |
… | …10100100110001 |
3 | 20011120010101012 |
4 | 11101222210301 |
5 | 140130020123 |
6 | 12441120305 |
7 | 2123244542 |
oct | 521524461 |
9 | 204503335 |
10 | 88516913 |
11 | 45a69081 |
12 | 25789095 |
13 | 15452b94 |
14 | ba824c9 |
15 | 7b87378 |
hex | 546a931 |
88516913 has 4 divisors (see below), whose sum is σ = 90909300. Its totient is φ = 86124528.
The previous prime is 88516889. The next prime is 88516921. The reversal of 88516913 is 31961588.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 38291344 + 50225569 = 6188^2 + 7087^2 .
It is a cyclic number.
It is not a de Polignac number, because 88516913 - 28 = 88516657 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (88519913) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196138 + ... + 1196211.
It is an arithmetic number, because the mean of its divisors is an integer number (22727325).
Almost surely, 288516913 is an apocalyptic number.
It is an amenable number.
88516913 is a deficient number, since it is larger than the sum of its proper divisors (2392387).
88516913 is a wasteful number, since it uses less digits than its factorization.
88516913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2392386.
The product of its digits is 51840, while the sum is 41.
The square root of 88516913 is about 9408.3427339782. The cubic root of 88516913 is about 445.6652306957.
The spelling of 88516913 in words is "eighty-eight million, five hundred sixteen thousand, nine hundred thirteen".
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