Base | Representation |
---|---|
bin | 1010100000001… |
… | …11001110010100 |
3 | 20010210110011022 |
4 | 11100013032110 |
5 | 140024004342 |
6 | 12424300312 |
7 | 2116631246 |
oct | 520071624 |
9 | 203713138 |
10 | 88109972 |
11 | 45810365 |
12 | 25611698 |
13 | 1533c8a2 |
14 | b9b8096 |
15 | 7b069d2 |
hex | 5407394 |
88109972 has 12 divisors (see below), whose sum is σ = 154273056. Its totient is φ = 44031960.
The previous prime is 88109971. The next prime is 88109977. The reversal of 88109972 is 27990188.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88109971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5147 + ... + 14237.
It is an arithmetic number, because the mean of its divisors is an integer number (12856088).
Almost surely, 288109972 is an apocalyptic number.
It is an amenable number.
88109972 is a deficient number, since it is larger than the sum of its proper divisors (66163084).
88109972 is a wasteful number, since it uses less digits than its factorization.
88109972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11518 (or 11516 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 44.
The square root of 88109972 is about 9386.6912168240. The cubic root of 88109972 is about 444.9812254841.
The spelling of 88109972 in words is "eighty-eight million, one hundred nine thousand, nine hundred seventy-two".
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