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4926981 = 31642327
BaseRepresentation
bin10010110010111000000101
3100021022112210
4102302320011
52230130411
6253334033
756610243
oct22627005
910238483
104926981
112865794
121797319
131036797
14923793
15674ca6
hex4b2e05

4926981 has 4 divisors (see below), whose sum is σ = 6569312. Its totient is φ = 3284652.

The previous prime is 4926973. The next prime is 4926997. The reversal of 4926981 is 1896294.

4926981 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4926981 - 23 = 4926973 is a prime.

It is a super-2 number, since 2×49269812 = 48550283548722, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4926941) 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, 821161 + ... + 821166.

It is an arithmetic number, because the mean of its divisors is an integer number (1642328).

Almost surely, 24926981 is an apocalyptic number.

It is an amenable number.

4926981 is a deficient number, since it is larger than the sum of its proper divisors (1642331).

4926981 is a wasteful number, since it uses less digits than its factorization.

4926981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1642330.

The product of its digits is 31104, while the sum is 39.

The square root of 4926981 is about 2219.6803823974. The cubic root of 4926981 is about 170.1611044861.

The spelling of 4926981 in words is "four million, nine hundred twenty-six thousand, nine hundred eighty-one".

Divisors: 1 3 1642327 4926981