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5390972 = 221779279
BaseRepresentation
bin10100100100001001111100
3101010220000122
4110210021330
52340002342
6311314112
763552056
oct24441174
911126018
105390972
113052354
12197b938
131169a32
14a048d6
157174d2
hex52427c

5390972 has 12 divisors (see below), whose sum is σ = 9989280. Its totient is φ = 2536896.

The previous prime is 5390971. The next prime is 5390999. The reversal of 5390972 is 2790935.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5390971) 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, 39572 + ... + 39707.

It is an arithmetic number, because the mean of its divisors is an integer number (832440).

Almost surely, 25390972 is an apocalyptic number.

It is an amenable number.

5390972 is a deficient number, since it is larger than the sum of its proper divisors (4598308).

5390972 is a wasteful number, since it uses less digits than its factorization.

5390972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79300 (or 79298 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 35.

The square root of 5390972 is about 2321.8466788313. The cubic root of 5390972 is about 175.3432392668.

The spelling of 5390972 in words is "five million, three hundred ninety thousand, nine hundred seventy-two".

Divisors: 1 2 4 17 34 68 79279 158558 317116 1347743 2695486 5390972