Base | Representation |
---|---|
bin | 110011001111101011… |
… | …001010001111010011 |
3 | 12021000200222221001100 |
4 | 303033223022033103 |
5 | 1400142043233040 |
6 | 41135543035443 |
7 | 3655353425466 |
oct | 631753121723 |
9 | 167020887040 |
10 | 55023805395 |
11 | 2137655a439 |
12 | a7b743bb83 |
13 | 525b814b40 |
14 | 293da2b2dd |
15 | 167094eb30 |
hex | ccfaca3d3 |
55023805395 has 144 divisors (see below), whose sum is σ = 113697773280. Its totient is φ = 24384374784.
The previous prime is 55023805393. The next prime is 55023805399. The reversal of 55023805395 is 59350832055.
55023805395 is a `hidden beast` number, since 5 + 502 + 3 + 8 + 0 + 53 + 95 = 666.
It is not a de Polignac number, because 55023805395 - 21 = 55023805393 is a prime.
It is a super-2 number, since 2×550238053952 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 55023805395.
It is not an unprimeable number, because it can be changed into a prime (55023805393) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 5255676 + ... + 5266134.
It is an arithmetic number, because the mean of its divisors is an integer number (789567870).
Almost surely, 255023805395 is an apocalyptic number.
55023805395 is an abundant number, since it is smaller than the sum of its proper divisors (58673967885).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55023805395 is a wasteful number, since it uses less digits than its factorization.
55023805395 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10546 (or 10520 counting only the distinct ones).
The product of its (nonzero) digits is 810000, while the sum is 45.
The spelling of 55023805395 in words is "fifty-five billion, twenty-three million, eight hundred five thousand, three hundred ninety-five".
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