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12514621 = 737211229
BaseRepresentation
bin101111101111…
…010100111101
3212112210211111
4233233110331
511200431441
61124122021
7211241530
oct57572475
925483744
1012514621
117078469
124236311
132792302
14193aa17
151173081
hexbef53d

12514621 has 16 divisors (see below), whose sum is σ = 14823040. Its totient is φ = 10342080.

The previous prime is 12514589. The next prime is 12514633. The reversal of 12514621 is 12641521.

It is not a de Polignac number, because 12514621 - 25 = 12514589 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12514592 and 12514601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12514661) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 54535 + ... + 54763.

It is an arithmetic number, because the mean of its divisors is an integer number (926440).

Almost surely, 212514621 is an apocalyptic number.

It is an amenable number.

12514621 is a deficient number, since it is larger than the sum of its proper divisors (2308419).

12514621 is a wasteful number, since it uses less digits than its factorization.

12514621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484.

The product of its digits is 480, while the sum is 22.

The square root of 12514621 is about 3537.6010232925. The cubic root of 12514621 is about 232.1698926507.

The spelling of 12514621 in words is "twelve million, five hundred fourteen thousand, six hundred twenty-one".

Divisors: 1 7 37 211 229 259 1477 1603 7807 8473 48319 54649 59311 338233 1787803 12514621