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54870082 = 2792691291
BaseRepresentation
bin1101000101010…
…0000001000010
310211020200121021
43101110001002
5103021320312
65240020054
71234250041
oct321240102
9124220537
1054870082
1128a77783
121646162a
13b4a2007
147404558
154c3cc07
hex3454042

54870082 has 16 divisors (see below), whose sum is σ = 83721600. Its totient is φ = 26966160.

The previous prime is 54870047. The next prime is 54870083. The reversal of 54870082 is 28007845.

It is not an unprimeable number, because it can be changed into a prime (54870083) 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, 41857 + ... + 43147.

It is an arithmetic number, because the mean of its divisors is an integer number (5232600).

Almost surely, 254870082 is an apocalyptic number.

54870082 is a deficient number, since it is larger than the sum of its proper divisors (28851518).

54870082 is a wasteful number, since it uses less digits than its factorization.

54870082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641.

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 54870082 is about 7407.4342386551. The cubic root of 54870082 is about 379.9955724323.

The spelling of 54870082 in words is "fifty-four million, eight hundred seventy thousand, eighty-two".

Divisors: 1 2 79 158 269 538 1291 2582 21251 42502 101989 203978 347279 694558 27435041 54870082