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10618982011 = 117313224137
BaseRepresentation
bin10011110001111000…
…01100111001111011
31000102001111011211001
421320330030321323
5133221424411021
64513413345431
7524101600141
oct117074147173
930361434731
1010618982011
11455a1583a0
122084338277
131003001011
1472a44b591
154223ca091
hex278f0ce7b

10618982011 has 8 divisors (see below), whose sum is σ = 11743034544. Its totient is φ = 9521377920.

The previous prime is 10618981999. The next prime is 10618982021. The reversal of 10618982011 is 11028981601.

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 10618982011 - 219 = 10618457723 is a prime.

It is a super-2 number, since 2×106189820112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10618982021) 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, 6611266 + ... + 6612871.

It is an arithmetic number, because the mean of its divisors is an integer number (1467879318).

Almost surely, 210618982011 is an apocalyptic number.

10618982011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10618982011 is a deficient number, since it is larger than the sum of its proper divisors (1124052533).

10618982011 is a wasteful number, since it uses less digits than its factorization.

10618982011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13224221.

The product of its (nonzero) digits is 6912, while the sum is 37.

The spelling of 10618982011 in words is "ten billion, six hundred eighteen million, nine hundred eighty-two thousand, eleven".

Divisors: 1 11 73 803 13224137 145465507 965362001 10618982011