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14076161449 = 721729972
BaseRepresentation
bin11010001110000000…
…10010110110101001
31100022222210002102221
431013000102312221
5212311444131244
610244432554041
71005551253400
oct150700226651
940288702387
1014076161449
115a73698489
12288a0b2921
13143432701c
14977660637
15575b79784
hex347012da9

14076161449 has 27 divisors (see below), whose sum is σ = 17411627493. Its totient is φ = 11344169088.

The previous prime is 14076161441. The next prime is 14076161467. The reversal of 14076161449 is 94416167041.

The square root of 14076161449 is 118643.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 5820621849 + 8255539600 = 76293^2 + 90860^2 .

It is not a de Polignac number, because 14076161449 - 23 = 14076161441 is a prime.

It is a super-2 number, since 2×140761614492 (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 (14076161441) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 14118019 + ... + 14119015.

Almost surely, 214076161449 is an apocalyptic number.

14076161449 is the 118643-rd square number.

14076161449 is the 59322-nd centered octagonal number.

It is an amenable number.

14076161449 is a deficient number, since it is larger than the sum of its proper divisors (3335466044).

14076161449 is an frugal number, since it uses more digits than its factorization.

14076161449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042 (or 1021 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 14076161449 in words is "fourteen billion, seventy-six million, one hundred sixty-one thousand, four hundred forty-nine".

Divisors: 1 7 17 49 119 289 833 997 2023 6979 14161 16949 48853 118643 288133 830501 994009 2016931 6958063 14118517 16898153 48706441 118287071 287268601 828009497 2010880207 14076161449