Base | Representation |
---|---|
bin | 1100011011110… |
… | …0011001111000 |
3 | 10122010120222220 |
4 | 3012330121320 |
5 | 101322330203 |
6 | 5101444040 |
7 | 1202166303 |
oct | 306743170 |
9 | 118116886 |
10 | 52151928 |
11 | 27490574 |
12 | 15570620 |
13 | aa5ca3a |
14 | 6cd7b3a |
15 | 48a2653 |
hex | 31bc678 |
52151928 has 16 divisors (see below), whose sum is σ = 130379880. Its totient is φ = 17383968.
The previous prime is 52151923. The next prime is 52151933. The reversal of 52151928 is 82915125.
It is an interprime number because it is at equal distance from previous prime (52151923) and next prime (52151933).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52151921) 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, 1086475 + ... + 1086522.
Almost surely, 252151928 is an apocalyptic number.
It is an amenable number.
52151928 is an abundant number, since it is smaller than the sum of its proper divisors (78227952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52151928 is a wasteful number, since it uses less digits than its factorization.
52151928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2173006 (or 2173002 counting only the distinct ones).
The product of its digits is 7200, while the sum is 33.
The square root of 52151928 is about 7221.6291790703. The cubic root of 52151928 is about 373.6142705399.
The spelling of 52151928 in words is "fifty-two million, one hundred fifty-one thousand, nine hundred twenty-eight".
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