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49974072 = 2332082253
BaseRepresentation
bin1011111010100…
…0101100111000
310111000221112120
42332220230320
5100243132242
64543041240
71144526001
oct276505470
9114027476
1049974072
1126233295
12148a0220
13a479675
1468cc1a8
1545c21ec
hex2fa8b38

49974072 has 16 divisors (see below), whose sum is σ = 124935240. Its totient is φ = 16658016.

The previous prime is 49974061. The next prime is 49974079. The reversal of 49974072 is 27047994.

It is a super-2 number, since 2×499740722 = 4994815744522368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49974079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1041103 + ... + 1041150.

Almost surely, 249974072 is an apocalyptic number.

It is an amenable number.

49974072 is an abundant number, since it is smaller than the sum of its proper divisors (74961168).

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

49974072 is a wasteful number, since it uses less digits than its factorization.

49974072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2082262 (or 2082258 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 49974072 is about 7069.2341876613. The cubic root of 49974072 is about 368.3394591412.

The spelling of 49974072 in words is "forty-nine million, nine hundred seventy-four thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 24 2082253 4164506 6246759 8329012 12493518 16658024 24987036 49974072