Base | Representation |
---|---|
bin | 1010011111111… |
… | …10000011111011 |
3 | 20010201112200100 |
4 | 11033332003323 |
5 | 140021304233 |
6 | 12423410443 |
7 | 2116413654 |
oct | 517760373 |
9 | 203645610 |
10 | 88072443 |
11 | 45795148 |
12 | 255b3a23 |
13 | 15328794 |
14 | b9a852b |
15 | 7aea813 |
hex | 53fe0fb |
88072443 has 6 divisors (see below), whose sum is σ = 127215764. Its totient is φ = 58714956.
The previous prime is 88072433. The next prime is 88072459. The reversal of 88072443 is 34427088.
It is a de Polignac number, because none of the positive numbers 2k-88072443 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 88072398 and 88072407.
It is not an unprimeable number, because it can be changed into a prime (88072423) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4892905 + ... + 4892922.
Almost surely, 288072443 is an apocalyptic number.
88072443 is a deficient number, since it is larger than the sum of its proper divisors (39143321).
88072443 is a wasteful number, since it uses less digits than its factorization.
88072443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9785833 (or 9785830 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 36.
The square root of 88072443 is about 9384.6919501921. The cubic root of 88072443 is about 444.9180390229.
The spelling of 88072443 in words is "eighty-eight million, seventy-two thousand, four hundred forty-three".
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