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5056720 = 245312039
BaseRepresentation
bin10011010010100011010000
3100111220111221
4103102203100
52243303340
6300214424
760660424
oct23224320
910456457
105056720
112944209
12183a414
131080856
14958b84
1569d44a
hex4d28d0

5056720 has 40 divisors (see below), whose sum is σ = 12142080. Its totient is φ = 1956480.

The previous prime is 5056699. The next prime is 5056721. The reversal of 5056720 is 276505.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5056721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1461 + ... + 3499.

It is an arithmetic number, because the mean of its divisors is an integer number (303552).

Almost surely, 25056720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5056720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6071040).

5056720 is an abundant number, since it is smaller than the sum of its proper divisors (7085360).

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

5056720 is a wasteful number, since it uses less digits than its factorization.

5056720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083 (or 2077 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 5056720 is about 2248.7151887244. The cubic root of 5056720 is about 171.6417638597.

It can be divided in two parts, 5056 and 720, that added together give a square (5776 = 762).

The spelling of 5056720 in words is "five million, fifty-six thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 31 40 62 80 124 155 248 310 496 620 1240 2039 2480 4078 8156 10195 16312 20390 32624 40780 63209 81560 126418 163120 252836 316045 505672 632090 1011344 1264180 2528360 5056720