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190193951293 is a prime number
BaseRepresentation
bin1011000100100001110…
…0010110001000111101
3200011220221110210112021
42301020130112020331
511104004122420133
6223212432240141
716512116624503
oct2611034261075
9604827423467
10190193951293
117372a588715
1230a3b6a0051
1314c2087baa8
1492c3a08673
154e3262852d
hex2c4871623d

190193951293 has 2 divisors, whose sum is σ = 190193951294. Its totient is φ = 190193951292.

The previous prime is 190193951273. The next prime is 190193951327. The reversal of 190193951293 is 392159391091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123230485764 + 66963465529 = 351042^2 + 258773^2 .

It is a cyclic number.

It is not a de Polignac number, because 190193951293 - 221 = 190191854141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 190193951293.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190193951273) 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 as a sum of consecutive naturals, namely, 95096975646 + 95096975647.

It is an arithmetic number, because the mean of its divisors is an integer number (95096975647).

Almost surely, 2190193951293 is an apocalyptic number.

It is an amenable number.

190193951293 is a deficient number, since it is larger than the sum of its proper divisors (1).

190193951293 is an equidigital number, since it uses as much as digits as its factorization.

190193951293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 590490, while the sum is 52.

The spelling of 190193951293 in words is "one hundred ninety billion, one hundred ninety-three million, nine hundred fifty-one thousand, two hundred ninety-three".