Base | Representation |
---|---|
bin | 1010100100101… |
… | …10110001101001 |
3 | 20011220022201200 |
4 | 11102112301221 |
5 | 140201313321 |
6 | 12445034413 |
7 | 2124630432 |
oct | 522266151 |
9 | 204808650 |
10 | 88697961 |
11 | 46082100 |
12 | 25855a09 |
13 | 154b7401 |
14 | bacc489 |
15 | 7bc0d26 |
hex | 5496c69 |
88697961 has 36 divisors (see below), whose sum is σ = 142746240. Its totient is φ = 53024400.
The previous prime is 88697953. The next prime is 88697969. The reversal of 88697961 is 16979688.
It is an interprime number because it is at equal distance from previous prime (88697953) and next prime (88697969).
It is not a de Polignac number, because 88697961 - 23 = 88697953 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 88697898 and 88697907.
It is not an unprimeable number, because it can be changed into a prime (88697969) by changing a digit.
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 35 ways as a sum of consecutive naturals, for example, 85516 + ... + 86546.
Almost surely, 288697961 is an apocalyptic number.
It is an amenable number.
88697961 is a deficient number, since it is larger than the sum of its proper divisors (54048279).
88697961 is a wasteful number, since it uses less digits than its factorization.
88697961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1138 (or 1124 counting only the distinct ones).
The product of its digits is 1306368, while the sum is 54.
The square root of 88697961 is about 9417.9594923741. The cubic root of 88697961 is about 445.9688707854.
The spelling of 88697961 in words is "eighty-eight million, six hundred ninety-seven thousand, nine hundred sixty-one".
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