Base | Representation |
---|---|
bin | 1100001110010… |
… | …1001000110000 |
3 | 10120110210111000 |
4 | 3003211020300 |
5 | 101111121232 |
6 | 5030522000 |
7 | 1161534531 |
oct | 303451060 |
9 | 116423430 |
10 | 51270192 |
11 | 26a39066 |
12 | 15206300 |
13 | a8115bc |
14 | 6b48688 |
15 | 477b27c |
hex | 30e5230 |
51270192 has 40 divisors (see below), whose sum is σ = 147165680. Its totient is φ = 17089920.
The previous prime is 51270157. The next prime is 51270199. The reversal of 51270192 is 29107215.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (51270199) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58909 + ... + 59772.
It is an arithmetic number, because the mean of its divisors is an integer number (3679142).
Almost surely, 251270192 is an apocalyptic number.
It is an amenable number.
51270192 is an abundant number, since it is smaller than the sum of its proper divisors (95895488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51270192 is a wasteful number, since it uses less digits than its factorization.
51270192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118698 (or 118686 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 27.
The square root of 51270192 is about 7160.3206632106. The cubic root of 51270192 is about 371.4967179556.
The spelling of 51270192 in words is "fifty-one million, two hundred seventy thousand, one hundred ninety-two".
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