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72676122 = 2317712511
BaseRepresentation
bin1000101010011…
…11001100011010
312001202022220020
410111033030122
5122101113442
611113411310
71541510511
oct425171432
9161668806
1072676122
1138029712
1220409b36
131209792c
14991b678
1565a89ec
hex454f31a

72676122 has 16 divisors (see below), whose sum is σ = 153902592. Its totient is φ = 22800320.

The previous prime is 72676081. The next prime is 72676133. The reversal of 72676122 is 22167627.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356154 + ... + 356357.

It is an arithmetic number, because the mean of its divisors is an integer number (9618912).

Almost surely, 272676122 is an apocalyptic number.

72676122 is an abundant number, since it is smaller than the sum of its proper divisors (81226470).

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

72676122 is a wasteful number, since it uses less digits than its factorization.

72676122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712533.

The product of its digits is 14112, while the sum is 33.

The square root of 72676122 is about 8525.0291495103. The cubic root of 72676122 is about 417.3149229279.

The spelling of 72676122 in words is "seventy-two million, six hundred seventy-six thousand, one hundred twenty-two".

Divisors: 1 2 3 6 17 34 51 102 712511 1425022 2137533 4275066 12112687 24225374 36338061 72676122