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8980513 = 58715299
BaseRepresentation
bin100010010000…
…100000100001
3121220020221121
4202100200201
54244334023
6520252241
7136222153
oct42204041
917806847
108980513
115084213
123011081
131b25819
14129aad3
15bc5d5d
hex890821

8980513 has 4 divisors (see below), whose sum is σ = 8996400. Its totient is φ = 8964628.

The previous prime is 8980501. The next prime is 8980523. The reversal of 8980513 is 3150898.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8980513 - 217 = 8849441 is a prime.

It is a super-2 number, since 2×89805132 = 161299227486338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8980523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7063 + ... + 8236.

It is an arithmetic number, because the mean of its divisors is an integer number (2249100).

Almost surely, 28980513 is an apocalyptic number.

It is an amenable number.

8980513 is a deficient number, since it is larger than the sum of its proper divisors (15887).

8980513 is a wasteful number, since it uses less digits than its factorization.

8980513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15886.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 8980513 is about 2996.7504066906. The cubic root of 8980513 is about 207.8581456972.

The spelling of 8980513 in words is "eight million, nine hundred eighty thousand, five hundred thirteen".

Divisors: 1 587 15299 8980513