Search a number
-
+
10093665641 = 68314778427
BaseRepresentation
bin10010110011010000…
…10001110101101001
3222001110000100020012
421121220101311221
5131132434300031
64345330141305
7505062512423
oct113150216551
928043010205
1010093665641
11430a67a434
121b58421835
13c4b223a27
146ba785813
153e1210b2b
hex259a11d69

10093665641 has 4 divisors (see below), whose sum is σ = 10108444752. Its totient is φ = 10078886532.

The previous prime is 10093665623. The next prime is 10093665649. The reversal of 10093665641 is 14656639001.

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 10093665641 - 214 = 10093649257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10093665649) 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, 7388531 + ... + 7389896.

It is an arithmetic number, because the mean of its divisors is an integer number (2527111188).

Almost surely, 210093665641 is an apocalyptic number.

It is an amenable number.

10093665641 is a deficient number, since it is larger than the sum of its proper divisors (14779111).

10093665641 is an equidigital number, since it uses as much as digits as its factorization.

10093665641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14779110.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 10093665641 in words is "ten billion, ninety-three million, six hundred sixty-five thousand, six hundred forty-one".

Divisors: 1 683 14778427 10093665641