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190530629 is a prime number
BaseRepresentation
bin10110101101101…
…00010001000101
3111021111221212222
423112310101011
5342233440004
630523422125
74502324612
oct1326642105
9437457788
10190530629
1198605533
1253984945
1330620123
141b439509
1511ad87be
hexb5b4445

190530629 has 2 divisors, whose sum is σ = 190530630. Its totient is φ = 190530628.

The previous prime is 190530589. The next prime is 190530653. The reversal of 190530629 is 926035091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 184144900 + 6385729 = 13570^2 + 2527^2 .

It is a cyclic number.

It is not a de Polignac number, because 190530629 - 212 = 190526533 is a prime.

It is a Chen prime.

It is a congruent number.

It is a weakly prime.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95265314 + 95265315.

It is an arithmetic number, because the mean of its divisors is an integer number (95265315).

Almost surely, 2190530629 is an apocalyptic number.

It is an amenable number.

190530629 is a deficient number, since it is larger than the sum of its proper divisors (1).

190530629 is an equidigital number, since it uses as much as digits as its factorization.

190530629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 190530629 is about 13803.2832688459. The cubic root of 190530629 is about 575.4243914174.

The spelling of 190530629 in words is "one hundred ninety million, five hundred thirty thousand, six hundred twenty-nine".