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653057013 = 3731097953
BaseRepresentation
bin100110111011001…
…101101111110101
31200111211201210210
4212323031233311
52314140311023
6144445140033
722116615210
oct4673155765
91614751723
10653057013
113056a7444
1216285a619
13a53b458b
1462a38777
153c4ed593
hex26ecdbf5

653057013 has 8 divisors (see below), whose sum is σ = 995134528. Its totient is φ = 373175424.

The previous prime is 653056997. The next prime is 653057029. The reversal of 653057013 is 310750356.

It is an interprime number because it is at equal distance from previous prime (653056997) and next prime (653057029).

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

It is not a de Polignac number, because 653057013 - 24 = 653056997 is a prime.

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 (653057063) 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, 15548956 + ... + 15548997.

It is an arithmetic number, because the mean of its divisors is an integer number (124391816).

Almost surely, 2653057013 is an apocalyptic number.

It is an amenable number.

653057013 is a deficient number, since it is larger than the sum of its proper divisors (342077515).

653057013 is a wasteful number, since it uses less digits than its factorization.

653057013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31097963.

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 653057013 is about 25554.9801995619. The cubic root of 653057013 is about 867.5949841045.

The spelling of 653057013 in words is "six hundred fifty-three million, fifty-seven thousand, thirteen".

Divisors: 1 3 7 21 31097953 93293859 217685671 653057013