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5251260 = 2235712503
BaseRepresentation
bin10100000010000010111100
3100212210101010
4110002002330
52321020020
6304315220
762430540
oct24020274
910783333
105251260
112a67393
121912b10
13111b271
149a9a20
156dade0
hex5020bc

5251260 has 48 divisors (see below), whose sum is σ = 16805376. Its totient is φ = 1200192.

The previous prime is 5251247. The next prime is 5251261. The reversal of 5251260 is 621525.

5251260 = T36 + T37 + ... + T315.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5832 + ... + 6671.

It is an arithmetic number, because the mean of its divisors is an integer number (350112).

Almost surely, 25251260 is an apocalyptic number.

It is an amenable number.

5251260 is an abundant number, since it is smaller than the sum of its proper divisors (11554116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5251260 is a wasteful number, since it uses less digits than its factorization.

5251260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12522 (or 12520 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5251260 is about 2291.5627855243. The cubic root of 5251260 is about 173.8152352387.

Adding to 5251260 its reverse (621525), we get a palindrome (5872785).

The spelling of 5251260 in words is "five million, two hundred fifty-one thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 12503 25006 37509 50012 62515 75018 87521 125030 150036 175042 187545 250060 262563 350084 375090 437605 525126 750180 875210 1050252 1312815 1750420 2625630 5251260