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40885061 = 727431123
BaseRepresentation
bin1001101111110…
…1101101000101
32211221011202112
42123331231011
540431310221
64020150405
71004342300
oct233755505
984834675
1040885061
1121095608
1211838405
138616659
145603b37
1538c915b
hex26fdb45

40885061 has 12 divisors (see below), whose sum is σ = 47666592. Its totient is φ = 34966008.

The previous prime is 40885027. The next prime is 40885069. The reversal of 40885061 is 16058804.

It is not a de Polignac number, because 40885061 - 210 = 40884037 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 (40885069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35846 + ... + 36968.

It is an arithmetic number, because the mean of its divisors is an integer number (3972216).

Almost surely, 240885061 is an apocalyptic number.

It is an amenable number.

40885061 is a deficient number, since it is larger than the sum of its proper divisors (6781531).

40885061 is a wasteful number, since it uses less digits than its factorization.

40885061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880 (or 1873 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 40885061 is about 6394.1427103248. The cubic root of 40885061 is about 344.4991991769.

The spelling of 40885061 in words is "forty million, eight hundred eighty-five thousand, sixty-one".

Divisors: 1 7 49 743 1123 5201 7861 36407 55027 834389 5840723 40885061