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54100859 = 317922091
BaseRepresentation
bin1100111001100…
…0001101111011
310202210121102112
43032120031323
5102322211414
65211322535
71224564311
oct316301573
9122717375
1054100859
11285a185a
121615044b
13b292b57
1472840b1
154b39d3e
hex339837b

54100859 has 8 divisors (see below), whose sum is σ = 56555520. Its totient is φ = 51690600.

The previous prime is 54100831. The next prime is 54100883. The reversal of 54100859 is 95800145.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-54100859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54100259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8597 + ... + 13494.

It is an arithmetic number, because the mean of its divisors is an integer number (7069440).

Almost surely, 254100859 is an apocalyptic number.

54100859 is a deficient number, since it is larger than the sum of its proper divisors (2454661).

54100859 is a wasteful number, since it uses less digits than its factorization.

54100859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22201.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 54100859 is about 7355.3286126454. The cubic root of 54100859 is about 378.2114915321.

The spelling of 54100859 in words is "fifty-four million, one hundred thousand, eight hundred fifty-nine".

Divisors: 1 31 79 2449 22091 684821 1745189 54100859