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12416019 = 371159911
BaseRepresentation
bin101111010111…
…010000010011
3212100210120120
4233113100103
511134303034
61122041323
7210351210
oct57272023
925323516
1012416019
117010380
1241a9243
132759475
141912b07
151153c49
hexbd7413

12416019 has 32 divisors (see below), whose sum is σ = 21012480. Its totient is φ = 6333600.

The previous prime is 12416017. The next prime is 12416023. The reversal of 12416019 is 91061421.

12416019 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12416019 - 21 = 12416017 is a prime.

It is a super-2 number, since 2×124160192 = 308315055616722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12416019.

It is not an unprimeable number, because it can be changed into a prime (12416017) 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 31 ways as a sum of consecutive naturals, for example, 13174 + ... + 14084.

It is an arithmetic number, because the mean of its divisors is an integer number (656640).

Almost surely, 212416019 is an apocalyptic number.

12416019 is a deficient number, since it is larger than the sum of its proper divisors (8596461).

12416019 is a wasteful number, since it uses less digits than its factorization.

12416019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 12416019 is about 3523.6371833661. The cubic root of 12416019 is about 231.5585329991.

It can be divided in two parts, 1241 and 6019, that added together give a triangular number (7260 = T120).

The spelling of 12416019 in words is "twelve million, four hundred sixteen thousand, nineteen".

Divisors: 1 3 7 11 21 33 59 77 177 231 413 649 911 1239 1947 2733 4543 6377 10021 13629 19131 30063 53749 70147 161247 210441 376243 591239 1128729 1773717 4138673 12416019