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7214292913 = 19379699627
BaseRepresentation
bin1101011100000000…
…10101111110110001
3200121202222001101211
412232000111332301
5104233324333123
63151511200121
7343530322642
oct65600257661
920552861354
107214292913
11307230a053
121494076041
138ac825a99
144c61bd6c9
152c354840d
hex1ae015fb1

7214292913 has 4 divisors (see below), whose sum is σ = 7593992560. Its totient is φ = 6834593268.

The previous prime is 7214292901. The next prime is 7214292929. The reversal of 7214292913 is 3192924127.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-7214292913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7214292973) 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 3 ways as a sum of consecutive naturals, for example, 189849795 + ... + 189849832.

It is an arithmetic number, because the mean of its divisors is an integer number (1898498140).

Almost surely, 27214292913 is an apocalyptic number.

It is an amenable number.

7214292913 is a deficient number, since it is larger than the sum of its proper divisors (379699647).

7214292913 is a wasteful number, since it uses less digits than its factorization.

7214292913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379699646.

The product of its digits is 54432, while the sum is 40.

The square root of 7214292913 is about 84936.9937836276. The cubic root of 7214292913 is about 1932.2556705518.

The spelling of 7214292913 in words is "seven billion, two hundred fourteen million, two hundred ninety-two thousand, nine hundred thirteen".

Divisors: 1 19 379699627 7214292913