Search a number
-
+
10874000881 = 23472782647
BaseRepresentation
bin10100010000010010…
…00001010111110001
31001001211100110221101
422020021001113301
5134232221012011
64555003324401
7533316324322
oct121011012761
931054313841
1010874000881
1146800a9897
122135820701
131043aacc63
14752272449
154399a12c1
hex2882415f1

10874000881 has 4 divisors (see below), whose sum is σ = 11346783552. Its totient is φ = 10401218212.

The previous prime is 10874000867. The next prime is 10874000909. The reversal of 10874000881 is 18800047801.

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 10874000881 - 223 = 10865612273 is a prime.

It is a super-2 number, since 2×108740008812 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10874000881.

It is not an unprimeable number, because it can be changed into a prime (10874000821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236391301 + ... + 236391346.

It is an arithmetic number, because the mean of its divisors is an integer number (2836695888).

Almost surely, 210874000881 is an apocalyptic number.

10874000881 is the 65952-nd centered pentagonal number.

It is an amenable number.

10874000881 is a deficient number, since it is larger than the sum of its proper divisors (472782671).

10874000881 is an equidigital number, since it uses as much as digits as its factorization.

10874000881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472782670.

The product of its (nonzero) digits is 14336, while the sum is 37.

The spelling of 10874000881 in words is "ten billion, eight hundred seventy-four million, eight hundred eighty-one", and thus it is an aban number.

Divisors: 1 23 472782647 10874000881