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880520513 = 4721188789
BaseRepresentation
bin110100011110111…
…010110101000001
32021100212002001212
4310132322311001
53300403124023
6223212335505
730551205125
oct6436726501
92240762055
10880520513
11412038104
12206a74595
13110566172
1484d29585
155247ee78
hex347bad41

880520513 has 8 divisors (see below), whose sum is σ = 903527040. Its totient is φ = 857692080.

The previous prime is 880520489. The next prime is 880520519. The reversal of 880520513 is 315025088.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-880520513 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 880520513.

It is not an unprimeable number, because it can be changed into a prime (880520519) 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, 34478 + ... + 54311.

It is an arithmetic number, because the mean of its divisors is an integer number (112940880).

Almost surely, 2880520513 is an apocalyptic number.

It is an amenable number.

880520513 is a deficient number, since it is larger than the sum of its proper divisors (23006527).

880520513 is a wasteful number, since it uses less digits than its factorization.

880520513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89047.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 880520513 is about 29673.5658962653. The cubic root of 880520513 is about 958.4728732883.

The spelling of 880520513 in words is "eight hundred eighty million, five hundred twenty thousand, five hundred thirteen".

Divisors: 1 47 211 9917 88789 4173083 18734479 880520513