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5201945 = 57148627
BaseRepresentation
bin10011110110000000011001
3100210021201122
4103312000121
52312430240
6303255025
762134010
oct23660031
910707648
105201945
112a33331
1218aa475
131101998
14995a77
156cb4b5
hex4f6019

5201945 has 8 divisors (see below), whose sum is σ = 7134144. Its totient is φ = 3567024.

The previous prime is 5201939. The next prime is 5201951. The reversal of 5201945 is 5491025.

5201945 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5201939) and next prime (5201951).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5201945 - 28 = 5201689 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74279 + ... + 74348.

It is an arithmetic number, because the mean of its divisors is an integer number (891768).

Almost surely, 25201945 is an apocalyptic number.

It is an amenable number.

5201945 is a deficient number, since it is larger than the sum of its proper divisors (1932199).

5201945 is a wasteful number, since it uses less digits than its factorization.

5201945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148639.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 5201945 is about 2280.7772797886. Note that the first 3 decimals coincide. The cubic root of 5201945 is about 173.2694188251.

The spelling of 5201945 in words is "five million, two hundred one thousand, nine hundred forty-five".

Divisors: 1 5 7 35 148627 743135 1040389 5201945