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38343273121 is a prime number
BaseRepresentation
bin100011101101011011…
…111110101010100001
310122222012122002110201
4203231123332222201
51112011334214441
625340433225201
72525116305166
oct435533765241
9118865562421
1038343273121
111529686167a
127521102201
133800a775ba
141bda54c06d
15ee632ec31
hex8ed6feaa1

38343273121 has 2 divisors, whose sum is σ = 38343273122. Its totient is φ = 38343273120.

The previous prime is 38343273109. The next prime is 38343273127. The reversal of 38343273121 is 12137234383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30218954896 + 8124318225 = 173836^2 + 90135^2 .

It is a cyclic number.

It is not a de Polignac number, because 38343273121 - 211 = 38343271073 is a prime.

It is not a weakly prime, because it can be changed into another prime (38343273127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19171636560 + 19171636561.

It is an arithmetic number, because the mean of its divisors is an integer number (19171636561).

Almost surely, 238343273121 is an apocalyptic number.

It is an amenable number.

38343273121 is a deficient number, since it is larger than the sum of its proper divisors (1).

38343273121 is an equidigital number, since it uses as much as digits as its factorization.

38343273121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The spelling of 38343273121 in words is "thirty-eight billion, three hundred forty-three million, two hundred seventy-three thousand, one hundred twenty-one".