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5243756413 = 721091675879
BaseRepresentation
bin1001110001000110…
…10101111101111101
3111112110001102111111
410320203111331331
541214400201123
62224155522021
7243642123400
oct47043257575
914473042444
105243756413
112250a66895
121024159311
136574c645c
1437a5d3d37
1520a55590d
hex1388d5f7d

5243756413 has 24 divisors (see below), whose sum is σ = 6193756800. Its totient is φ = 4425992928.

The previous prime is 5243756381. The next prime is 5243756417. The reversal of 5243756413 is 3146573425.

It is a happy number.

It is not a de Polignac number, because 5243756413 - 25 = 5243756381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5243756417) 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, 889008 + ... + 894886.

It is an arithmetic number, because the mean of its divisors is an integer number (258073200).

Almost surely, 25243756413 is an apocalyptic number.

It is an amenable number.

5243756413 is a deficient number, since it is larger than the sum of its proper divisors (950000387).

5243756413 is a wasteful number, since it uses less digits than its factorization.

5243756413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6169 (or 6162 counting only the distinct ones).

The product of its digits is 302400, while the sum is 40.

The square root of 5243756413 is about 72413.7860700571. The cubic root of 5243756413 is about 1737.3240689869.

The spelling of 5243756413 in words is "five billion, two hundred forty-three million, seven hundred fifty-six thousand, four hundred thirteen".

Divisors: 1 7 49 109 167 763 1169 5341 5879 8183 18203 41153 127421 288071 640811 891947 981793 4485677 6872551 31399739 48107857 107015437 749108059 5243756413