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190093829 = 317977621
BaseRepresentation
bin10110101010010…
…01101000000101
3111020200202201012
423111021220011
5342131000304
630510212005
74465525262
oct1325115005
9436622635
10190093829
1198337342
12537b4005
13304c9373
141b364269
1511a4e16e
hexb549a05

190093829 has 8 divisors (see below), whose sum is σ = 198712320. Its totient is φ = 181630800.

The previous prime is 190093823. The next prime is 190093853. The reversal of 190093829 is 928390091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 190093829 - 28 = 190093573 is a prime.

It is a super-2 number, since 2×1900938292 = 72271327647762482, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190093823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36362 + ... + 41259.

It is an arithmetic number, because the mean of its divisors is an integer number (24839040).

Almost surely, 2190093829 is an apocalyptic number.

It is an amenable number.

190093829 is a deficient number, since it is larger than the sum of its proper divisors (8618491).

190093829 is an equidigital number, since it uses as much as digits as its factorization.

190093829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77731.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 190093829 is about 13787.4518675497. The cubic root of 190093829 is about 574.9843262268.

The spelling of 190093829 in words is "one hundred ninety million, ninety-three thousand, eight hundred twenty-nine".

Divisors: 1 31 79 2449 77621 2406251 6132059 190093829