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54930 = 2351831
BaseRepresentation
bin1101011010010010
32210100110
431122102
53224210
61102150
7316101
oct153222
983313
1054930
11382a7
1227956
131c005
1416038
1511420
hexd692

54930 has 16 divisors (see below), whose sum is σ = 131904. Its totient is φ = 14640.

The previous prime is 54919. The next prime is 54941. The reversal of 54930 is 3945.

54930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (54919) and next prime (54941).

It is a junction number, because it is equal to n+sod(n) for n = 54897 and 54906.

It is an unprimeable number.

54930 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886 + ... + 945.

It is an arithmetic number, because the mean of its divisors is an integer number (8244).

254930 is an apocalyptic number.

54930 is an abundant number, since it is smaller than the sum of its proper divisors (76974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65952).

54930 is a wasteful number, since it uses less digits than its factorization.

54930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 54930 is about 234.3714999739. The cubic root of 54930 is about 38.0133840204.

The spelling of 54930 in words is "fifty-four thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1831 3662 5493 9155 10986 18310 27465 54930