Base | Representation |
---|---|
bin | 1010011111101… |
… | …10110110111010 |
3 | 20010200001012120 |
4 | 11033312312322 |
5 | 140014333223 |
6 | 12423022110 |
7 | 2116231644 |
oct | 517666672 |
9 | 203601176 |
10 | 88042938 |
11 | 45774a65 |
12 | 2559a936 |
13 | 15318219 |
14 | b99b894 |
15 | 7ae1be3 |
hex | 53f6dba |
88042938 has 16 divisors (see below), whose sum is σ = 179832960. Its totient is φ = 28723136.
The previous prime is 88042909. The next prime is 88042939. The reversal of 88042938 is 83924088.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 88042938.
It is not an unprimeable number, because it can be changed into a prime (88042939) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155823 + ... + 156386.
It is an arithmetic number, because the mean of its divisors is an integer number (11239560).
Almost surely, 288042938 is an apocalyptic number.
88042938 is an abundant number, since it is smaller than the sum of its proper divisors (91790022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88042938 is a wasteful number, since it uses less digits than its factorization.
88042938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312261.
The product of its (nonzero) digits is 110592, while the sum is 42.
The square root of 88042938 is about 9383.1198436341. The cubic root of 88042938 is about 444.8683497275.
The spelling of 88042938 in words is "eighty-eight million, forty-two thousand, nine hundred thirty-eight".
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