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5372642 = 21121492
BaseRepresentation
bin10100011111101011100010
3101002221212202
4110133223202
52333411032
6311053202
763444452
oct24375342
911087782
105372642
11303a600
121971202
1311615a2
149dbd62
15711d62
hex51fae2

5372642 has 18 divisors (see below), whose sum is σ = 8918049. Its totient is φ = 2425720.

The previous prime is 5372621. The next prime is 5372651. The reversal of 5372642 is 2462735.

It can be written as a sum of positive squares in 2 ways, for example, as 4414201 + 958441 = 2101^2 + 979^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=1639.

It is a Duffinian number.

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 8 ways as a sum of consecutive naturals, for example, 35984 + ... + 36132.

Almost surely, 25372642 is an apocalyptic number.

5372642 is a deficient number, since it is larger than the sum of its proper divisors (3545407).

5372642 is a wasteful number, since it uses less digits than its factorization.

5372642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 162 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 5372642 is about 2317.8960287295. The cubic root of 5372642 is about 175.1442837296.

The spelling of 5372642 in words is "five million, three hundred seventy-two thousand, six hundred forty-two".

Divisors: 1 2 11 22 121 149 242 298 1639 3278 18029 22201 36058 44402 244211 488422 2686321 5372642