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234240631613 = 3221661910987
BaseRepresentation
bin1101101000100111010…
…1000110001100111101
3211101121122001222211122
43122021311012030331
512314211100202423
6255335245400325
722631462342222
oct3321165061475
9741548058748
10234240631613
119038280355a
12394928690a5
1319120118141
14b4a17db949
15615e5068c8
hex3689d4633d

234240631613 has 8 divisors (see below), whose sum is σ = 234370084320. Its totient is φ = 234111220560.

The previous prime is 234240631591. The next prime is 234240631619. The reversal of 234240631613 is 316136042432.

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 234240631613 - 214 = 234240615229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234240631619) 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, 21314306 + ... + 21325292.

It is an arithmetic number, because the mean of its divisors is an integer number (29296260540).

Almost surely, 2234240631613 is an apocalyptic number.

It is an amenable number.

234240631613 is a deficient number, since it is larger than the sum of its proper divisors (129452707).

234240631613 is a wasteful number, since it uses less digits than its factorization.

234240631613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20827.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 234240631613 in words is "two hundred thirty-four billion, two hundred forty million, six hundred thirty-one thousand, six hundred thirteen".

Divisors: 1 3221 6619 10987 21319799 35389127 72722953 234240631613