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54842983 = 1320392069
BaseRepresentation
bin1101000100110…
…1011001100111
310211012022102121
43101031121213
5103014433413
65235250411
71234105036
oct321153147
9124168377
1054842983
1128a59388
1216449a07
13b492890
1473d871d
154c34b8d
hex344d667

54842983 has 8 divisors (see below), whose sum is σ = 59119200. Its totient is φ = 50575008.

The previous prime is 54842951. The next prime is 54842993. The reversal of 54842983 is 38924845.

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

It is a cyclic number.

It is not a de Polignac number, because 54842983 - 25 = 54842951 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 (54842923) 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, 25473 + ... + 27541.

It is an arithmetic number, because the mean of its divisors is an integer number (7389900).

Almost surely, 254842983 is an apocalyptic number.

54842983 is a deficient number, since it is larger than the sum of its proper divisors (4276217).

54842983 is a wasteful number, since it uses less digits than its factorization.

54842983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4121.

The product of its digits is 276480, while the sum is 43.

The square root of 54842983 is about 7405.6048368786. The cubic root of 54842983 is about 379.9330052716.

The spelling of 54842983 in words is "fifty-four million, eight hundred forty-two thousand, nine hundred eighty-three".

Divisors: 1 13 2039 2069 26507 26897 4218691 54842983