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5201925 = 352431613
BaseRepresentation
bin10011110110000000000101
3100210021200220
4103312000011
52312430200
6303254553
762133651
oct23660005
910707626
105201925
112a33313
1218aa459
131101981
14995a61
156cb4a0
hex4f6005

5201925 has 24 divisors (see below), whose sum is σ = 8805984. Its totient is φ = 2708160.

The previous prime is 5201923. The next prime is 5201939. The reversal of 5201925 is 5291025.

5201925 is a nontrivial binomial coefficient, being equal to C(3226, 2).

It is not a de Polignac number, because 5201925 - 21 = 5201923 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5201895 and 5201904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5201923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2419 + ... + 4031.

It is an arithmetic number, because the mean of its divisors is an integer number (366916).

Almost surely, 25201925 is an apocalyptic number.

5201925 is the 3225-th triangular number and also the 1613-rd hexagonal number.

It is an amenable number.

5201925 is a deficient number, since it is larger than the sum of its proper divisors (3604059).

5201925 is a wasteful number, since it uses less digits than its factorization.

5201925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669 (or 1664 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 5201925 is about 2280.7728953142. The cubic root of 5201925 is about 173.2691967676.

Subtracting from 5201925 its product of nonzero digits (900), we obtain a palindrome (5201025).

It can be divided in two parts, 5 and 201925, that added together give a triangular number (201930 = T635).

The spelling of 5201925 in words is "five million, two hundred one thousand, nine hundred twenty-five".

Divisors: 1 3 5 15 25 43 75 129 215 645 1075 1613 3225 4839 8065 24195 40325 69359 120975 208077 346795 1040385 1733975 5201925