Base | Representation |
---|---|
bin | 101111100110101001… |
… | …010001111010111101 |
3 | 11212221020102110211101 |
4 | 233212221101322331 |
5 | 1314140220034440 |
6 | 35252003053101 |
7 | 3456441466123 |
oct | 574651217275 |
9 | 155836373741 |
10 | 51114221245 |
11 | 1a74a710a5a |
12 | 9aa6071191 |
13 | 4a8785c739 |
14 | 268c6d1913 |
15 | 14e25d969a |
hex | be6a51ebd |
51114221245 has 16 divisors (see below), whose sum is σ = 61828272000. Its totient is φ = 40564139200.
The previous prime is 51114221219. The next prime is 51114221267. The reversal of 51114221245 is 54212241115.
It is not a de Polignac number, because 51114221245 - 219 = 51113696957 is a prime.
It is a super-2 number, since 2×511142212452 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1951335 + ... + 1977355.
It is an arithmetic number, because the mean of its divisors is an integer number (3864267000).
Almost surely, 251114221245 is an apocalyptic number.
It is an amenable number.
51114221245 is a deficient number, since it is larger than the sum of its proper divisors (10714050755).
51114221245 is a wasteful number, since it uses less digits than its factorization.
51114221245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29156.
The product of its digits is 3200, while the sum is 28.
The spelling of 51114221245 in words is "fifty-one billion, one hundred fourteen million, two hundred twenty-one thousand, two hundred forty-five".
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