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14834990837 = 21139701783
BaseRepresentation
bin11011101000011101…
…11111111011110101
31102021212122121200002
431310032333323311
5220340224201322
610452021201045
71033424225102
oct156416777365
942255577602
1014834990837
116322a69207
122a60260185
1315255c35b4
14a0a34daa9
155bc5bcc92
hex3743bfef5

14834990837 has 4 divisors (see below), whose sum is σ = 14835713760. Its totient is φ = 14834267916.

The previous prime is 14834990827. The next prime is 14834990839. The reversal of 14834990837 is 73809943841.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 73809943841 = 389711893971.

It is a cyclic number.

It is not a de Polignac number, because 14834990837 - 212 = 14834986741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14834990839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329753 + ... + 372030.

It is an arithmetic number, because the mean of its divisors is an integer number (3708928440).

Almost surely, 214834990837 is an apocalyptic number.

It is an amenable number.

14834990837 is a deficient number, since it is larger than the sum of its proper divisors (722923).

14834990837 is an equidigital number, since it uses as much as digits as its factorization.

14834990837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722922.

The product of its (nonzero) digits is 5225472, while the sum is 56.

The spelling of 14834990837 in words is "fourteen billion, eight hundred thirty-four million, nine hundred ninety thousand, eight hundred thirty-seven".

Divisors: 1 21139 701783 14834990837