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53104783 = 471129889
BaseRepresentation
bin1100101010010…
…1000010001111
310200221000001211
43022211002033
5102043323113
65134115251
71213245304
oct312450217
9120830054
1053104783
1127a81456
121594bb27
13b004664
1470a50ab
1549deb3d
hex32a508f

53104783 has 4 divisors (see below), whose sum is σ = 54234720. Its totient is φ = 51974848.

The previous prime is 53104759. The next prime is 53104801. The reversal of 53104783 is 38740135.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53104783 - 221 = 51007631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53104703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564898 + ... + 564991.

It is an arithmetic number, because the mean of its divisors is an integer number (13558680).

Almost surely, 253104783 is an apocalyptic number.

53104783 is a deficient number, since it is larger than the sum of its proper divisors (1129937).

53104783 is a wasteful number, since it uses less digits than its factorization.

53104783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129936.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 53104783 is about 7287.3028618275. The cubic root of 53104783 is about 375.8759564226.

The spelling of 53104783 in words is "fifty-three million, one hundred four thousand, seven hundred eighty-three".

Divisors: 1 47 1129889 53104783