Base | Representation |
---|---|
bin | 11110111110100100000… |
… | …101010101011010011111 |
3 | 21112111201001122120210211 |
4 | 132332210011111122133 |
5 | 234334200442022000 |
6 | 4305534542313251 |
7 | 306540461445511 |
oct | 36764405253237 |
9 | 7474631576724 |
10 | 2128761673375 |
11 | 750891516887 |
12 | 2a4699b88827 |
13 | 125983a1574c |
14 | 750656cdbb1 |
15 | 3a5922847ba |
hex | 1efa415569f |
2128761673375 has 16 divisors (see below), whose sum is σ = 2676086521056. Its totient is φ = 1690578600000.
The previous prime is 2128761673373. The next prime is 2128761673393. The reversal of 2128761673375 is 5733761678212.
It is not a de Polignac number, because 2128761673375 - 21 = 2128761673373 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2128761673373) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62136501 + ... + 62170750.
It is an arithmetic number, because the mean of its divisors is an integer number (167255407566).
Almost surely, 22128761673375 is an apocalyptic number.
2128761673375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2128761673375 is a deficient number, since it is larger than the sum of its proper divisors (547324847681).
2128761673375 is a wasteful number, since it uses less digits than its factorization.
2128761673375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124307403 (or 124307393 counting only the distinct ones).
The product of its digits is 17781120, while the sum is 58.
The spelling of 2128761673375 in words is "two trillion, one hundred twenty-eight billion, seven hundred sixty-one million, six hundred seventy-three thousand, three hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •