Base | Representation |
---|---|
bin | 1100001011111… |
… | …1001110011011 |
3 | 10120011220110201 |
4 | 3002333032123 |
5 | 101041134112 |
6 | 5023323031 |
7 | 1160320024 |
oct | 302771633 |
9 | 116156421 |
10 | 51114907 |
11 | 26942428 |
12 | 15150477 |
13 | a788a0c |
14 | 6b07c4b |
15 | 474a257 |
hex | 30bf39b |
51114907 has 4 divisors (see below), whose sum is σ = 52877520. Its totient is φ = 49352296.
The previous prime is 51114893. The next prime is 51114923. The reversal of 51114907 is 70941115.
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 51114907 - 215 = 51082139 is a prime.
It is a super-2 number, since 2×511149072 = 5225467435237298, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51124907) 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, 881263 + ... + 881320.
It is an arithmetic number, because the mean of its divisors is an integer number (13219380).
Almost surely, 251114907 is an apocalyptic number.
51114907 is a deficient number, since it is larger than the sum of its proper divisors (1762613).
51114907 is a wasteful number, since it uses less digits than its factorization.
51114907 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1762612.
The product of its (nonzero) digits is 1260, while the sum is 28.
The square root of 51114907 is about 7149.4690012616. The cubic root of 51114907 is about 371.1212807886.
The spelling of 51114907 in words is "fifty-one million, one hundred fourteen thousand, nine hundred seven".
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