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14849973620 = 2251743676393
BaseRepresentation
bin11011101010010000…
…01001110101110100
31102022220211211011222
431311020021311310
5220403043123440
610453314245512
71033665456506
oct156510116564
942286754158
1014849973620
116330471a79
122a65286898
13152873b151
14a0c32dd76
155bda7c2b5
hex375209d74

14849973620 has 24 divisors (see below), whose sum is σ = 33019353864. Its totient is φ = 5590578176.

The previous prime is 14849973559. The next prime is 14849973641. The reversal of 14849973620 is 2637994841.

14849973620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2002204516 + 12847769104 = 44746^2 + 113348^2 .

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 7 ways as a sum of consecutive naturals, for example, 21837857 + ... + 21838536.

It is an arithmetic number, because the mean of its divisors is an integer number (1375806411).

Almost surely, 214849973620 is an apocalyptic number.

14849973620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14849973620 is an abundant number, since it is smaller than the sum of its proper divisors (18169380244).

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

14849973620 is a wasteful number, since it uses less digits than its factorization.

14849973620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43676419 (or 43676417 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 14849973620 in words is "fourteen billion, eight hundred forty-nine million, nine hundred seventy-three thousand, six hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 43676393 87352786 174705572 218381965 436763930 742498681 873527860 1484997362 2969994724 3712493405 7424986810 14849973620