Base | Representation |
---|---|
bin | 111111101100001… |
… | …1000011011011111 |
3 | 12111221022211020222 |
4 | 1333120120123133 |
5 | 13334044113301 |
6 | 552021231555 |
7 | 103650014162 |
oct | 17730303337 |
9 | 5457284228 |
10 | 2137097951 |
11 | 9a737735a |
12 | 4b78625bb |
13 | 2809a9801 |
14 | 163b85ad9 |
15 | c794431b |
hex | 7f6186df |
2137097951 has 4 divisors (see below), whose sum is σ = 2148905304. Its totient is φ = 2125290600.
The previous prime is 2137097867. The next prime is 2137097983. The reversal of 2137097951 is 1597907312.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2137097951 - 230 = 1063356127 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 (2137097051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5903405 + ... + 5903766.
It is an arithmetic number, because the mean of its divisors is an integer number (537226326).
Almost surely, 22137097951 is an apocalyptic number.
2137097951 is a deficient number, since it is larger than the sum of its proper divisors (11807353).
2137097951 is a wasteful number, since it uses less digits than its factorization.
2137097951 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11807352.
The product of its (nonzero) digits is 119070, while the sum is 44.
The square root of 2137097951 is about 46228.7567537783. The cubic root of 2137097951 is about 1288.0759633242.
The spelling of 2137097951 in words is "two billion, one hundred thirty-seven million, ninety-seven thousand, nine hundred fifty-one".
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