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15122442414 = 232520407069
BaseRepresentation
bin11100001010101111…
…00010100010101110
31110000220112200002210
432011113202202232
5221432321124124
610540330231250
71043514432252
oct160527424256
943026480083
1015122442414
1164602518a2
122b20585526
1315700198a1
14a365b8262
155d794da29
hex3855e28ae

15122442414 has 8 divisors (see below), whose sum is σ = 30244884840. Its totient is φ = 5040814136.

The previous prime is 15122442319. The next prime is 15122442421. The reversal of 15122442414 is 41424422151.

15122442414 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

15122442414 is an admirable number.

It is a super-2 number, since 2×151224424142 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1260203529 + ... + 1260203540.

It is an arithmetic number, because the mean of its divisors is an integer number (3780610605).

Almost surely, 215122442414 is an apocalyptic number.

15122442414 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15122442414 is a wasteful number, since it uses less digits than its factorization.

15122442414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2520407074.

The product of its digits is 10240, while the sum is 30.

Adding to 15122442414 its reverse (41424422151), we get a palindrome (56546864565).

The spelling of 15122442414 in words is "fifteen billion, one hundred twenty-two million, four hundred forty-two thousand, four hundred fourteen".

Divisors: 1 2 3 6 2520407069 5040814138 7561221207 15122442414