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5214987 = 321930497
BaseRepresentation
bin10011111001001100001011
3100210221121200
4103321030023
52313334422
6303435243
762220021
oct23711413
910727550
105214987
112a42108
1218b5b23
1311078bb
1499a711
156d02ac
hex4f930b

5214987 has 12 divisors (see below), whose sum is σ = 7929480. Its totient is φ = 3293568.

The previous prime is 5214961. The next prime is 5214991. The reversal of 5214987 is 7894125.

5214987 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5214987 - 211 = 5212939 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (5214917) 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, 15078 + ... + 15419.

It is an arithmetic number, because the mean of its divisors is an integer number (660790).

Almost surely, 25214987 is an apocalyptic number.

5214987 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

5214987 is a deficient number, since it is larger than the sum of its proper divisors (2714493).

5214987 is a wasteful number, since it uses less digits than its factorization.

5214987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30522 (or 30519 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 5214987 is about 2283.6346029958. The cubic root of 5214987 is about 173.4141014940.

The spelling of 5214987 in words is "five million, two hundred fourteen thousand, nine hundred eighty-seven".

Divisors: 1 3 9 19 57 171 30497 91491 274473 579443 1738329 5214987