Search a number
-
+
10827957387 = 313277639933
BaseRepresentation
bin10100001010110010…
…11000010010001011
31000221121201020010210
422011121120102023
5134133424114022
64550240412203
7532220055612
oct120531302213
930847636123
1010827957387
114657110715
122122317063
1310373ab6a0
1474a0c8879
15435908a0c
hex28565848b

10827957387 has 8 divisors (see below), whose sum is σ = 15547836304. Its totient is φ = 6663358368.

The previous prime is 10827957299. The next prime is 10827957451. The reversal of 10827957387 is 78375972801.

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

It is not a de Polignac number, because 10827957387 - 211 = 10827955339 is a prime.

It is a super-2 number, since 2×108279573872 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10827957587) 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, 138819928 + ... + 138820005.

It is an arithmetic number, because the mean of its divisors is an integer number (1943479538).

Almost surely, 210827957387 is an apocalyptic number.

10827957387 is a deficient number, since it is larger than the sum of its proper divisors (4719878917).

10827957387 is a wasteful number, since it uses less digits than its factorization.

10827957387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277639949.

The product of its (nonzero) digits is 5927040, while the sum is 57.

The spelling of 10827957387 in words is "ten billion, eight hundred twenty-seven million, nine hundred fifty-seven thousand, three hundred eighty-seven".

Divisors: 1 3 13 39 277639933 832919799 3609319129 10827957387