Base | Representation |
---|---|
bin | 101000111111110111… |
… | …1101011001110010001 |
3 | 22102020211120221202011 |
4 | 1101333233223032101 |
5 | 2420302343101121 |
6 | 104240213222521 |
7 | 6234530220466 |
oct | 1217757531621 |
9 | 272224527664 |
10 | 88042550161 |
11 | 3437a7a7055 |
12 | 15091331a41 |
13 | 83c1425437 |
14 | 4392d5b66d |
15 | 24545c17e1 |
hex | 147fbeb391 |
88042550161 has 4 divisors (see below), whose sum is σ = 88043152752. Its totient is φ = 88041947572.
The previous prime is 88042550143. The next prime is 88042550177. The reversal of 88042550161 is 16105524088.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-88042550161 is a prime.
It is a super-2 number, since 2×880425501612 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (88042550461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72186 + ... + 425788.
It is an arithmetic number, because the mean of its divisors is an integer number (22010788188).
Almost surely, 288042550161 is an apocalyptic number.
It is an amenable number.
88042550161 is a deficient number, since it is larger than the sum of its proper divisors (602591).
88042550161 is a wasteful number, since it uses less digits than its factorization.
88042550161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 602590.
The product of its (nonzero) digits is 76800, while the sum is 40.
The spelling of 88042550161 in words is "eighty-eight billion, forty-two million, five hundred fifty thousand, one hundred sixty-one".
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