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113020033 = 716145719
BaseRepresentation
bin1101011110010…
…00110010000001
321212200000100011
412233020302001
5212413120113
615114224521
72541440320
oct657106201
9255600304
10113020033
1158884695
1231a25141
131a551b79
14110200b7
159dc763d
hex6bc8c81

113020033 has 4 divisors (see below), whose sum is σ = 129165760. Its totient is φ = 96874308.

The previous prime is 113020031. The next prime is 113020043. The reversal of 113020033 is 330020311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 330020311 = 1582320857.

It is a cyclic number.

It is not a de Polignac number, because 113020033 - 21 = 113020031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113019995 and 113020022.

It is not an unprimeable number, because it can be changed into a prime (113020031) 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, 8072853 + ... + 8072866.

It is an arithmetic number, because the mean of its divisors is an integer number (32291440).

Almost surely, 2113020033 is an apocalyptic number.

It is an amenable number.

113020033 is a deficient number, since it is larger than the sum of its proper divisors (16145727).

113020033 is an equidigital number, since it uses as much as digits as its factorization.

113020033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16145726.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 113020033 is about 10631.0880440339. The cubic root of 113020033 is about 483.4873807292.

Adding to 113020033 its reverse (330020311), we get a palindrome (443040344).

The spelling of 113020033 in words is "one hundred thirteen million, twenty thousand, thirty-three".

Divisors: 1 7 16145719 113020033