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53768412 = 22321493567
BaseRepresentation
bin1100110100011…
…1000011011100
310202011201101200
43031013003130
5102231042122
65200235500
71222011135
oct315070334
9122151350
1053768412
1128395005
121600bb90
13b1a7739
1471d8c8c
154ac15ac
hex33470dc

53768412 has 18 divisors (see below), whose sum is σ = 135914688. Its totient is φ = 17922792.

The previous prime is 53768401. The next prime is 53768413. The reversal of 53768412 is 21486735.

53768412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1493567 = 53768412 / (5 + 3 + 7 + 6 + 8 + 4 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53768413) 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 5 ways as a sum of consecutive naturals, for example, 746748 + ... + 746819.

It is an arithmetic number, because the mean of its divisors is an integer number (7550816).

Almost surely, 253768412 is an apocalyptic number.

It is an amenable number.

53768412 is an abundant number, since it is smaller than the sum of its proper divisors (82146276).

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

53768412 is a wasteful number, since it uses less digits than its factorization.

53768412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493577 (or 1493572 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 53768412 is about 7332.6947297702. The cubic root of 53768412 is about 377.4352025384.

The spelling of 53768412 in words is "fifty-three million, seven hundred sixty-eight thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 1493567 2987134 4480701 5974268 8961402 13442103 17922804 26884206 53768412