Base | Representation |
---|---|
bin | 11111010101001011111… |
… | …101011100101111100111 |
3 | 21121211101222002121002211 |
4 | 133111023331130233213 |
5 | 240233423032440030 |
6 | 4325033210144251 |
7 | 311360442444520 |
oct | 37251375345747 |
9 | 7554358077084 |
10 | 2153053015015 |
11 | 76011732a341 |
12 | 2a9339122087 |
13 | 12805549a896 |
14 | 762cb8c7847 |
15 | 3b014b2412a |
hex | 1f54bf5cbe7 |
2153053015015 has 64 divisors (see below), whose sum is σ = 3071469772800. Its totient is φ = 1417775685120.
The previous prime is 2153053014979. The next prime is 2153053015033. The reversal of 2153053015015 is 5105103503512.
It is not a de Polignac number, because 2153053015015 - 211 = 2153053012967 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 180573844 + ... + 180585766.
It is an arithmetic number, because the mean of its divisors is an integer number (47991715200).
Almost surely, 22153053015015 is an apocalyptic number.
2153053015015 is a deficient number, since it is larger than the sum of its proper divisors (918416757785).
2153053015015 is a wasteful number, since it uses less digits than its factorization.
2153053015015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13232.
The product of its (nonzero) digits is 11250, while the sum is 31.
Adding to 2153053015015 its reverse (5105103503512), we get a palindrome (7258156518527).
The spelling of 2153053015015 in words is "two trillion, one hundred fifty-three billion, fifty-three million, fifteen thousand, fifteen".
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