Search a number
-
+
10927239761 = 471217191039
BaseRepresentation
bin10100010110101000…
…00111001001010001
31001012112112021221202
422023110013021101
5134334333133021
65004144400545
7534534001604
oct121324071121
931175467852
1010927239761
1146a8161a69
12214b616155
131051b30659
1475937033b
1543e4baa0b
hex28b507251

10927239761 has 8 divisors (see below), whose sum is σ = 11168962560. Its totient is φ = 10685901568.

The previous prime is 10927239749. The next prime is 10927239769. The reversal of 10927239761 is 16793272901.

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 10927239761 - 222 = 10923045457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10927239769) 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, 38321 + ... + 152718.

It is an arithmetic number, because the mean of its divisors is an integer number (1396120320).

Almost surely, 210927239761 is an apocalyptic number.

It is an amenable number.

10927239761 is a deficient number, since it is larger than the sum of its proper divisors (241722799).

10927239761 is a wasteful number, since it uses less digits than its factorization.

10927239761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192303.

The product of its (nonzero) digits is 285768, while the sum is 47.

The spelling of 10927239761 in words is "ten billion, nine hundred twenty-seven million, two hundred thirty-nine thousand, seven hundred sixty-one".

Divisors: 1 47 1217 57199 191039 8978833 232494463 10927239761