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5124452660 = 225256222633
BaseRepresentation
bin1001100010111000…
…01111000100110100
3111020010120011111222
410301130033010310
540443324441120
62204254445512
7240663062135
oct46134170464
914203504458
105124452660
11219a690148
12bb0203898
13638884412
14368819c8c
151eed3b525
hex13170f134

5124452660 has 12 divisors (see below), whose sum is σ = 10761350628. Its totient is φ = 2049781056.

The previous prime is 5124452659. The next prime is 5124452699. The reversal of 5124452660 is 662544215.

It can be written as a sum of positive squares in 2 ways, for example, as 1585154596 + 3539298064 = 39814^2 + 59492^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5124452660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128111297 + ... + 128111336.

It is an arithmetic number, because the mean of its divisors is an integer number (896779219).

Almost surely, 25124452660 is an apocalyptic number.

It is an amenable number.

5124452660 is an abundant number, since it is smaller than the sum of its proper divisors (5636897968).

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

5124452660 is a wasteful number, since it uses less digits than its factorization.

5124452660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256222642 (or 256222640 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 5124452660 is about 71585.2824259289. The cubic root of 5124452660 is about 1724.0472408607.

Adding to 5124452660 its reverse (662544215), we get a palindrome (5786996875).

The spelling of 5124452660 in words is "five billion, one hundred twenty-four million, four hundred fifty-two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 256222633 512445266 1024890532 1281113165 2562226330 5124452660