Base | Representation |
---|---|
bin | 1010100010110… |
… | …11001110001001 |
3 | 20011102221010000 |
4 | 11101123032021 |
5 | 140121012100 |
6 | 12435513213 |
7 | 2122563312 |
oct | 521331611 |
9 | 204387100 |
10 | 88454025 |
11 | 45a25900 |
12 | 25758809 |
13 | 1543037a |
14 | ba67609 |
15 | 7b73900 |
hex | 545b389 |
88454025 has 135 divisors (see below), whose sum is σ = 190074423. Its totient is φ = 40629600.
The previous prime is 88454017. The next prime is 88454033. The reversal of 88454025 is 52045488.
The square root of 88454025 is 9405.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (88454017) and next prime (88454033).
It can be written as a sum of positive squares in only one way, i.e., 31843449 + 56610576 = 5643^2 + 7524^2 .
It is a tau number, because it is divible by the number of its divisors (135).
It is not a de Polignac number, because 88454025 - 23 = 88454017 is a prime.
It is a super-2 number, since 2×884540252 = 15648229077401250, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 4655466 + ... + 4655484.
Almost surely, 288454025 is an apocalyptic number.
88454025 is the 9405-th square number.
88454025 is the 4703-rd centered octagonal number.
It is an amenable number.
88454025 is an abundant number, since it is smaller than the sum of its proper divisors (101620398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88454025 is a wasteful number, since it uses less digits than its factorization.
88454025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82 (or 38 counting only the distinct ones).
The product of its (nonzero) digits is 51200, while the sum is 36.
The cubic root of 88454025 is about 445.5596627913.
Multiplying 88454025 by its sum of digits (36), we get a square (3184344900 = 564302).
The spelling of 88454025 in words is "eighty-eight million, four hundred fifty-four thousand, twenty-five".
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