Base | Representation |
---|---|
bin | 101000000010011100100… |
… | …111101101100000101001 |
3 | 100202000212021011110110202 |
4 | 220002130213231200221 |
5 | 330034340110201121 |
6 | 5503551230521545 |
7 | 402532265166623 |
oct | 50023447554051 |
9 | 10660767143422 |
10 | 2751406725161 |
11 | 970957404a06 |
12 | 3852a86662b5 |
13 | 16c5c2035883 |
14 | 97251267c13 |
15 | 4b88519c40b |
hex | 2809c9ed829 |
2751406725161 has 8 divisors (see below), whose sum is σ = 2803468837320. Its totient is φ = 2699350123392.
The previous prime is 2751406725131. The next prime is 2751406725229. The reversal of 2751406725161 is 1615276041572.
It can be written as a sum of positive squares in 4 ways, for example, as 208466209561 + 2542940515600 = 456581^2 + 1594660^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2751406725161 is a prime.
It is a super-2 number, since 2×27514067251612 (a number of 26 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2751406725131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362516 + ... + 2373653.
It is an arithmetic number, because the mean of its divisors is an integer number (350433604665).
Almost surely, 22751406725161 is an apocalyptic number.
It is an amenable number.
2751406725161 is a deficient number, since it is larger than the sum of its proper divisors (52062112159).
2751406725161 is a wasteful number, since it uses less digits than its factorization.
2751406725161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2755195.
The product of its (nonzero) digits is 705600, while the sum is 47.
The spelling of 2751406725161 in words is "two trillion, seven hundred fifty-one billion, four hundred six million, seven hundred twenty-five thousand, one hundred sixty-one".
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