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5120911523 = 71356273753
BaseRepresentation
bin1001100010011101…
…01110100010100011
3111012212220020222202
410301032232202203
540441423132043
62204050523415
7240621013130
oct46116564243
914185806882
105120911523
112198691692
12baab9656b
13637c14680
14368177587
151ee88c1b8
hex1313ae8a3

5120911523 has 8 divisors (see below), whose sum is σ = 6302660448. Its totient is φ = 4051710144.

The previous prime is 5120911517. The next prime is 5120911531. The reversal of 5120911523 is 3251190215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5120911523 - 210 = 5120910499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5120911573) 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, 28136786 + ... + 28136967.

It is an arithmetic number, because the mean of its divisors is an integer number (787832556).

Almost surely, 25120911523 is an apocalyptic number.

5120911523 is a deficient number, since it is larger than the sum of its proper divisors (1181748925).

5120911523 is a wasteful number, since it uses less digits than its factorization.

5120911523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56273773.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 5120911523 is about 71560.5444571239. The cubic root of 5120911523 is about 1723.6500280798.

The spelling of 5120911523 in words is "five billion, one hundred twenty million, nine hundred eleven thousand, five hundred twenty-three".

Divisors: 1 7 13 91 56273753 393916271 731558789 5120911523