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5156200469 = 72105228581
BaseRepresentation
bin1001100110101010…
…10110000000010101
3111022100022010022202
410303111112000111
541024441403334
62211351134245
7241526660300
oct46325260025
914270263282
105156200469
1122065a4802
12bba974385
1364231bac4
1436cb21b37
15202a0d17e
hex133556015

5156200469 has 6 divisors (see below), whose sum is σ = 5998029174. Its totient is φ = 4419600360.

The previous prime is 5156200409. The next prime is 5156200499. The reversal of 5156200469 is 9640026515.

It can be written as a sum of positive squares in only one way, i.e., 4269054244 + 887146225 = 65338^2 + 29785^2 .

It is not a de Polignac number, because 5156200469 - 28 = 5156200213 is a prime.

It is a super-2 number, since 2×51562004692 = 53172806553031639922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5156200409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52614242 + ... + 52614339.

It is an arithmetic number, because the mean of its divisors is an integer number (999671529).

Almost surely, 25156200469 is an apocalyptic number.

It is an amenable number.

5156200469 is a deficient number, since it is larger than the sum of its proper divisors (841828705).

5156200469 is a wasteful number, since it uses less digits than its factorization.

5156200469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105228595 (or 105228588 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 5156200469 is about 71806.6881912820. The cubic root of 5156200469 is about 1727.6002756843.

The spelling of 5156200469 in words is "five billion, one hundred fifty-six million, two hundred thousand, four hundred sixty-nine".

Divisors: 1 7 49 105228581 736600067 5156200469