Base | Representation |
---|---|
bin | 11111010101001011111… |
… | …101011100101111101100 |
3 | 21121211101222002121010000 |
4 | 133111023331130233230 |
5 | 240233423032440040 |
6 | 4325033210144300 |
7 | 311360442444525 |
oct | 37251375345754 |
9 | 7554358077100 |
10 | 2153053015020 |
11 | 76011732a346 |
12 | 2a9339122090 |
13 | 12805549a89b |
14 | 762cb8c784c |
15 | 3b014b24130 |
hex | 1f54bf5cbec |
2153053015020 has 120 divisors (see below), whose sum is σ = 6754643701344. Its totient is φ = 574110353664.
The previous prime is 2153053014979. The next prime is 2153053015033. The reversal of 2153053015020 is 205103503512.
It is a happy number.
2153053015020 is a `hidden beast` number, since 2 + 1 + 5 + 305 + 301 + 50 + 2 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 32744617 + ... + 32810303.
Almost surely, 22153053015020 is an apocalyptic number.
2153053015020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2153053015020 is an abundant number, since it is smaller than the sum of its proper divisors (4601590686324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153053015020 is a wasteful number, since it uses less digits than its factorization.
2153053015020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85941 (or 85930 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 27.
Adding to 2153053015020 its reverse (205103503512), we get a palindrome (2358156518532).
The spelling of 2153053015020 in words is "two trillion, one hundred fifty-three billion, fifty-three million, fifteen thousand, twenty".
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