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40980252 = 2233415021
BaseRepresentation
bin1001110001010…
…0111100011100
32212010000100010
42130110330130
540442332002
64022203220
71005216645
oct234247434
985100303
1040980252
1121150085
1211883510
13864aa91
14562a6cc
1538e746c
hex2714f1c

40980252 has 12 divisors (see below), whose sum is σ = 95620616. Its totient is φ = 13660080.

The previous prime is 40980221. The next prime is 40980257. The reversal of 40980252 is 25208904.

40980252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40980257) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1707499 + ... + 1707522.

Almost surely, 240980252 is an apocalyptic number.

It is an amenable number.

40980252 is an abundant number, since it is smaller than the sum of its proper divisors (54640364).

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

40980252 is a wasteful number, since it uses less digits than its factorization.

40980252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3415028 (or 3415026 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 40980252 is about 6401.5819919767. The cubic root of 40980252 is about 344.7663530384.

The spelling of 40980252 in words is "forty million, nine hundred eighty thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 3415021 6830042 10245063 13660084 20490126 40980252