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61082084 = 2272181503
BaseRepresentation
bin1110100100000…
…0100111100100
311020221021212102
43221000213210
5111114111314
610021111232
71341121610
oct351004744
9136837772
1061082084
113152a968
1218558518
13c86865b
148180340
1555685de
hex3a409e4

61082084 has 12 divisors (see below), whose sum is σ = 122164224. Its totient is φ = 26178024.

The previous prime is 61082069. The next prime is 61082111. The reversal of 61082084 is 48028016.

61082084 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1090724 + ... + 1090779.

It is an arithmetic number, because the mean of its divisors is an integer number (10180352).

Almost surely, 261082084 is an apocalyptic number.

It is an amenable number.

61082084 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

61082084 is a wasteful number, since it uses less digits than its factorization.

61082084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181514 (or 2181512 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 61082084 is about 7815.5027989247. The cubic root of 61082084 is about 393.8262093524.

It can be divided in two parts, 6108 and 2084, that added together give a 13-th power (8192 = 213).

The spelling of 61082084 in words is "sixty-one million, eighty-two thousand, eighty-four".

Divisors: 1 2 4 7 14 28 2181503 4363006 8726012 15270521 30541042 61082084