Base | Representation |
---|---|
bin | 110011010111111110… |
… | …011011101101010111 |
3 | 12021101102001120121020 |
4 | 303113332123231113 |
5 | 1400433221403130 |
6 | 41201440052223 |
7 | 3661664255520 |
oct | 632776335527 |
9 | 167342046536 |
10 | 55163075415 |
11 | 21438133028 |
12 | a836004073 |
13 | 5281627b36 |
14 | 2954321847 |
15 | 167ccaee10 |
hex | cd7f9bb57 |
55163075415 has 32 divisors (see below), whose sum is σ = 100919485440. Its totient is φ = 25204940544.
The previous prime is 55163075399. The next prime is 55163075419. The reversal of 55163075415 is 51457036155.
It is not a de Polignac number, because 55163075415 - 24 = 55163075399 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55163075419) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85267 + ... + 342923.
It is an arithmetic number, because the mean of its divisors is an integer number (3153733920).
Almost surely, 255163075415 is an apocalyptic number.
55163075415 is a deficient number, since it is larger than the sum of its proper divisors (45756410025).
55163075415 is a wasteful number, since it uses less digits than its factorization.
55163075415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 259711.
The product of its (nonzero) digits is 315000, while the sum is 42.
The spelling of 55163075415 in words is "fifty-five billion, one hundred sixty-three million, seventy-five thousand, four hundred fifteen".
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