Base | Representation |
---|---|
bin | 111101001101110… |
… | …1100000111110001 |
3 | 12022011010000121120 |
4 | 1322123230013301 |
5 | 13201321011321 |
6 | 535454012453 |
7 | 101621245254 |
oct | 17233540761 |
9 | 5264100546 |
10 | 2054078961 |
11 | 964523a20 |
12 | 493aa7129 |
13 | 26973024c |
14 | 156b3509b |
15 | c04e5ec6 |
hex | 7a6ec1f1 |
2054078961 has 32 divisors (see below), whose sum is σ = 3253478400. Its totient is φ = 1138697280.
The previous prime is 2054078953. The next prime is 2054078969. The reversal of 2054078961 is 1698704502.
It is an interprime number because it is at equal distance from previous prime (2054078953) and next prime (2054078969).
It is not a de Polignac number, because 2054078961 - 23 = 2054078953 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2054078969) 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, 38301 + ... + 74666.
It is an arithmetic number, because the mean of its divisors is an integer number (101671200).
Almost surely, 22054078961 is an apocalyptic number.
It is an amenable number.
2054078961 is a deficient number, since it is larger than the sum of its proper divisors (1199399439).
2054078961 is a wasteful number, since it uses less digits than its factorization.
2054078961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113029.
The product of its (nonzero) digits is 120960, while the sum is 42.
The square root of 2054078961 is about 45321.9478950320. The cubic root of 2054078961 is about 1271.1760781892.
The spelling of 2054078961 in words is "two billion, fifty-four million, seventy-eight thousand, nine hundred sixty-one".
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