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52684912 = 2471034567
BaseRepresentation
bin1100100011111…
…0100001110000
310200010200010001
43020332201300
5101441404122
65121115344
71206546220
oct310764160
9120120101
1052684912
1127814a55
1215788b54
13abb8507
146dd6080
15495a527
hex323e870

52684912 has 40 divisors (see below), whose sum is σ = 117817856. Its totient is φ = 22355136.

The previous prime is 52684883. The next prime is 52684913. The reversal of 52684912 is 21948625.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52684913) 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, 9253 + ... + 13819.

Almost surely, 252684912 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 52684912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58908928).

52684912 is an abundant number, since it is smaller than the sum of its proper divisors (65132944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52684912 is a wasteful number, since it uses less digits than its factorization.

52684912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4685 (or 4679 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 52684912 is about 7258.4372973802. The cubic root of 52684912 is about 374.8827176938.

The spelling of 52684912 in words is "fifty-two million, six hundred eighty-four thousand, nine hundred twelve".

Divisors: 1 2 4 7 8 14 16 28 56 103 112 206 412 721 824 1442 1648 2884 4567 5768 9134 11536 18268 31969 36536 63938 73072 127876 255752 470401 511504 940802 1881604 3292807 3763208 6585614 7526416 13171228 26342456 52684912