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5042901 = 31680967
BaseRepresentation
bin10011001111001011010101
3100111012120010
4103033023111
52242333101
6300030433
760602223
oct23171325
910435503
105042901
112934896
121832419
131077486
14953b13
156992d6
hex4cf2d5

5042901 has 4 divisors (see below), whose sum is σ = 6723872. Its totient is φ = 3361932.

The previous prime is 5042893. The next prime is 5042903. The reversal of 5042901 is 1092405.

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 5042901 - 23 = 5042893 is a prime.

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 (5042903) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 840481 + ... + 840486.

It is an arithmetic number, because the mean of its divisors is an integer number (1680968).

Almost surely, 25042901 is an apocalyptic number.

It is an amenable number.

5042901 is a deficient number, since it is larger than the sum of its proper divisors (1680971).

5042901 is a wasteful number, since it uses less digits than its factorization.

5042901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680970.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 5042901 is about 2245.6404431698. The cubic root of 5042901 is about 171.4852670608.

The spelling of 5042901 in words is "five million, forty-two thousand, nine hundred one".

Divisors: 1 3 1680967 5042901