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52743404 = 2272594561
BaseRepresentation
bin1100100100110…
…0110011101100
310200020122100102
43021030303230
5102000242104
65122250232
71210211600
oct311146354
9120218312
1052743404
112785499a
12157b6978
13ac0901c
14700d500
15496ca1e
hex324ccec

52743404 has 36 divisors (see below), whose sum is σ = 109214280. Its totient is φ = 22216320.

The previous prime is 52743359. The next prime is 52743409. The reversal of 52743404 is 40434725.

52743404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52743409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9284 + ... + 13844.

It is an arithmetic number, because the mean of its divisors is an integer number (3033730).

Almost surely, 252743404 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 52743404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54607140).

52743404 is an abundant number, since it is smaller than the sum of its proper divisors (56470876).

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

52743404 is a wasteful number, since it uses less digits than its factorization.

52743404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4638 (or 4629 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 52743404 is about 7262.4654216044. The cubic root of 52743404 is about 375.0214008527.

The spelling of 52743404 in words is "fifty-two million, seven hundred forty-three thousand, four hundred four".

Divisors: 1 2 4 7 14 28 49 59 98 118 196 236 413 826 1652 2891 4561 5782 9122 11564 18244 31927 63854 127708 223489 269099 446978 538198 893956 1076396 1883693 3767386 7534772 13185851 26371702 52743404