Base | Representation |
---|---|
bin | 1100001011101… |
… | …1100101111000 |
3 | 10120011011001111 |
4 | 3002323211320 |
5 | 101040200044 |
6 | 5023130104 |
7 | 1160225443 |
oct | 302734570 |
9 | 116134044 |
10 | 51100024 |
11 | 26932228 |
12 | 15143934 |
13 | a782001 |
14 | 6b0265a |
15 | 4745b34 |
hex | 30bb978 |
51100024 has 8 divisors (see below), whose sum is σ = 95812560. Its totient is φ = 25550008.
The previous prime is 51100019. The next prime is 51100033. The reversal of 51100024 is 42000115.
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×511000242 = 5222424905601152, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 51099977 and 51100013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3193744 + ... + 3193759.
It is an arithmetic number, because the mean of its divisors is an integer number (11976570).
Almost surely, 251100024 is an apocalyptic number.
It is an amenable number.
51100024 is a deficient number, since it is larger than the sum of its proper divisors (44712536).
51100024 is a wasteful number, since it uses less digits than its factorization.
51100024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6387509 (or 6387505 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 51100024 is about 7148.4280789555. The cubic root of 51100024 is about 371.0852578062.
Adding to 51100024 its reverse (42000115), we get a palindrome (93100139).
Subtracting from 51100024 its reverse (42000115), we obtain a palindrome (9099909).
The spelling of 51100024 in words is "fifty-one million, one hundred thousand, twenty-four".
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