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11620247882 = 219732944817
BaseRepresentation
bin10101101001001111…
…01110100101001010
31002222211112202101012
422310213232211022
5142244240413012
65201022123522
7560650322465
oct126447564512
932884482335
1011620247882
114a23366251
1223037205a2
131132592429
147c34082dc
1548025b622
hex2b49ee94a

11620247882 has 8 divisors (see below), whose sum is σ = 17439212196. Its totient is φ = 5807177152.

The previous prime is 11620247869. The next prime is 11620247897. The reversal of 11620247882 is 28874202611.

It can be written as a sum of positive squares in 2 ways, for example, as 11304155041 + 316092841 = 106321^2 + 17779^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1468463 + ... + 1476354.

Almost surely, 211620247882 is an apocalyptic number.

11620247882 is a deficient number, since it is larger than the sum of its proper divisors (5818964314).

11620247882 is a wasteful number, since it uses less digits than its factorization.

11620247882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946792.

The product of its (nonzero) digits is 86016, while the sum is 41.

The spelling of 11620247882 in words is "eleven billion, six hundred twenty million, two hundred forty-seven thousand, eight hundred eighty-two".

Divisors: 1 2 1973 3946 2944817 5889634 5810123941 11620247882