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10614231661 = 11964930151
BaseRepresentation
bin10011110001010100…
…00101001001101101
31000101201112211120011
421320222011021231
5133214220403121
64513123453221
7524013323545
oct117052051155
930351484504
1010614231661
114557503390
122082827211
131002029a67
14729972325
15421c8c7e1
hex278a8526d

10614231661 has 4 divisors (see below), whose sum is σ = 11579161824. Its totient is φ = 9649301500.

The previous prime is 10614231619. The next prime is 10614231731. The reversal of 10614231661 is 16613241601.

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 10614231661 - 27 = 10614231533 is a prime.

It is a super-2 number, since 2×106142316612 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10614231601) 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, 482465065 + ... + 482465086.

It is an arithmetic number, because the mean of its divisors is an integer number (2894790456).

Almost surely, 210614231661 is an apocalyptic number.

10614231661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10614231661 is a deficient number, since it is larger than the sum of its proper divisors (964930163).

10614231661 is an equidigital number, since it uses as much as digits as its factorization.

10614231661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964930162.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 10614231661 in words is "ten billion, six hundred fourteen million, two hundred thirty-one thousand, six hundred sixty-one".

Divisors: 1 11 964930151 10614231661