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54053407 = 120145007
BaseRepresentation
bin1100111000110…
…0101000011111
310202201012100001
43032030220133
5102314202112
65210315131
71224306052
oct316145037
9122635301
1054053407
112856a141
1216128aa7
13b277385
147270a99
154b2ac57
hex338ca1f

54053407 has 4 divisors (see below), whose sum is σ = 54099616. Its totient is φ = 54007200.

The previous prime is 54053401. The next prime is 54053449. The reversal of 54053407 is 70435045.

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 54053407 - 23 = 54053399 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 (54053401) 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, 21303 + ... + 23704.

It is an arithmetic number, because the mean of its divisors is an integer number (13524904).

Almost surely, 254053407 is an apocalyptic number.

54053407 is a deficient number, since it is larger than the sum of its proper divisors (46209).

54053407 is a wasteful number, since it uses less digits than its factorization.

54053407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46208.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 54053407 is about 7352.1022163732. The cubic root of 54053407 is about 378.1008824360.

The spelling of 54053407 in words is "fifty-four million, fifty-three thousand, four hundred seven".

Divisors: 1 1201 45007 54053407