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38343273109 is a prime number
BaseRepresentation
bin100011101101011011…
…111110101010010101
310122222012122002110021
4203231123332222111
51112011334214414
625340433225141
72525116305151
oct435533765225
9118865562407
1038343273109
1115296861669
1275211021b1
133800a775ab
141bda54c061
15ee632ec24
hex8ed6fea95

38343273109 has 2 divisors, whose sum is σ = 38343273110. Its totient is φ = 38343273108.

The previous prime is 38343273079. The next prime is 38343273121. The reversal of 38343273109 is 90137234383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37751324209 + 591948900 = 194297^2 + 24330^2 .

It is a cyclic number.

It is not a de Polignac number, because 38343273109 - 217 = 38343142037 is a prime.

It is a super-2 number, since 2×383432731092 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38343273179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19171636554 + 19171636555.

It is an arithmetic number, because the mean of its divisors is an integer number (19171636555).

Almost surely, 238343273109 is an apocalyptic number.

It is an amenable number.

38343273109 is a deficient number, since it is larger than the sum of its proper divisors (1).

38343273109 is an equidigital number, since it uses as much as digits as its factorization.

38343273109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 43.

The spelling of 38343273109 in words is "thirty-eight billion, three hundred forty-three million, two hundred seventy-three thousand, one hundred nine".