Base | Representation |
---|---|
bin | 1100001100000… |
… | …1101100000110 |
3 | 10120012102022110 |
4 | 3003001230012 |
5 | 101041444443 |
6 | 5023441450 |
7 | 1160361321 |
oct | 303015406 |
9 | 116172273 |
10 | 51124998 |
11 | 26949a71 |
12 | 15156286 |
13 | a7904a2 |
14 | 6b0b7b8 |
15 | 474d233 |
hex | 30c1b06 |
51124998 has 16 divisors (see below), whose sum is σ = 106695936. Its totient is φ = 16300680.
The previous prime is 51124981. The next prime is 51125003. The reversal of 51124998 is 89942115.
It is a super-2 number, since 2×511249982 = 5227530841000008, which 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 7 ways as a sum of consecutive naturals, for example, 185098 + ... + 185373.
It is an arithmetic number, because the mean of its divisors is an integer number (6668496).
Almost surely, 251124998 is an apocalyptic number.
51124998 is an abundant number, since it is smaller than the sum of its proper divisors (55570938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51124998 is a wasteful number, since it uses less digits than its factorization.
51124998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 370499.
The product of its digits is 25920, while the sum is 39.
The square root of 51124998 is about 7150.1746831808. The cubic root of 51124998 is about 371.1457011821.
The spelling of 51124998 in words is "fifty-one million, one hundred twenty-four thousand, nine hundred ninety-eight".
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