Base | Representation |
---|---|
bin | 1100010111111… |
… | …0001001111000 |
3 | 10121122122020100 |
4 | 3011332021320 |
5 | 101241200302 |
6 | 5052155400 |
7 | 1200055032 |
oct | 305761170 |
9 | 117578210 |
10 | 51896952 |
11 | 27326a48 |
12 | 15468b60 |
13 | a9a0973 |
14 | 6c6cc52 |
15 | 4851d1c |
hex | 317e278 |
51896952 has 24 divisors (see below), whose sum is σ = 140554440. Its totient is φ = 17298960.
The previous prime is 51896893. The next prime is 51896959. The reversal of 51896952 is 25969815.
It is a tau number, because it is divible by the number of its divisors (24).
It is a junction number, because it is equal to n+sod(n) for n = 51896898 and 51896907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51896959) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 360324 + ... + 360467.
It is an arithmetic number, because the mean of its divisors is an integer number (5856435).
Almost surely, 251896952 is an apocalyptic number.
It is an amenable number.
51896952 is an abundant number, since it is smaller than the sum of its proper divisors (88657488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51896952 is a wasteful number, since it uses less digits than its factorization.
51896952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 720803 (or 720796 counting only the distinct ones).
The product of its digits is 194400, while the sum is 45.
The square root of 51896952 is about 7203.9539143445. The cubic root of 51896952 is about 373.0043963477.
The spelling of 51896952 in words is "fifty-one million, eight hundred ninety-six thousand, nine hundred fifty-two".
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