Search a number
-
+
53838704 = 2419177101
BaseRepresentation
bin1100110101100…
…0001101110000
310202022021211002
43031120031300
5102240314304
65201541132
71222423103
oct315301560
9122267732
1053838704
11284328a7
12160447a8
13b20072a
14721673a
154ad731e
hex3358370

53838704 has 20 divisors (see below), whose sum is σ = 109803240. Its totient is φ = 25502400.

The previous prime is 53838691. The next prime is 53838751. The reversal of 53838704 is 40783835.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88247 + ... + 88854.

It is an arithmetic number, because the mean of its divisors is an integer number (5490162).

Almost surely, 253838704 is an apocalyptic number.

It is an amenable number.

53838704 is an abundant number, since it is smaller than the sum of its proper divisors (55964536).

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

53838704 is a wasteful number, since it uses less digits than its factorization.

53838704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177128 (or 177122 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 53838704 is about 7337.4862180450. The cubic root of 53838704 is about 377.5996058959.

The spelling of 53838704 in words is "fifty-three million, eight hundred thirty-eight thousand, seven hundred four".

Divisors: 1 2 4 8 16 19 38 76 152 304 177101 354202 708404 1416808 2833616 3364919 6729838 13459676 26919352 53838704