Base | Representation |
---|---|
bin | 1100011011110… |
… | …0010101100000 |
3 | 10122010120121112 |
4 | 3012330111200 |
5 | 101322323043 |
6 | 5101442452 |
7 | 1202165423 |
oct | 306742540 |
9 | 118116545 |
10 | 52151648 |
11 | 2749033a |
12 | 15570428 |
13 | aa5c883 |
14 | 6cd79ba |
15 | 48a2518 |
hex | 31bc560 |
52151648 has 48 divisors (see below), whose sum is σ = 111694464. Its totient is φ = 23869440.
The previous prime is 52151591. The next prime is 52151669. The reversal of 52151648 is 84615125.
It is a Harshad number since it is a multiple of its sum of digits (32).
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, 18833 + ... + 21423.
It is an arithmetic number, because the mean of its divisors is an integer number (2326968).
Almost surely, 252151648 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52151648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55847232).
52151648 is an abundant number, since it is smaller than the sum of its proper divisors (59542816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52151648 is a wasteful number, since it uses less digits than its factorization.
52151648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2655 (or 2647 counting only the distinct ones).
The product of its digits is 9600, while the sum is 32.
The square root of 52151648 is about 7221.6097928371. The cubic root of 52151648 is about 373.6136019026.
The spelling of 52151648 in words is "fifty-two million, one hundred fifty-one thousand, six hundred forty-eight".
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