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190000533 = 3284322277
BaseRepresentation
bin10110101001100…
…10110110010101
3111020112000201210
423110302312111
5342120004113
630504212033
74464656262
oct1324626625
9436460653
10190000533
1198283238
125376a019
1330495a68
141b33c269
1511a316c3
hexb532d95

190000533 has 8 divisors (see below), whose sum is σ = 253434528. Its totient is φ = 126616784.

The previous prime is 190000511. The next prime is 190000579. The reversal of 190000533 is 335000091.

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 190000533 - 25 = 190000501 is a prime.

It is a super-2 number, since 2×1900005332 = 72200405080568178, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190000633) 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, 2610 + ... + 19667.

It is an arithmetic number, because the mean of its divisors is an integer number (31679316).

Almost surely, 2190000533 is an apocalyptic number.

It is an amenable number.

190000533 is a deficient number, since it is larger than the sum of its proper divisors (63433995).

190000533 is a wasteful number, since it uses less digits than its factorization.

190000533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25123.

The product of its (nonzero) digits is 405, while the sum is 21.

The square root of 190000533 is about 13784.0680860187. The cubic root of 190000533 is about 574.8902454663.

The spelling of 190000533 in words is "one hundred ninety million, five hundred thirty-three", and thus it is an aban number.

Divisors: 1 3 2843 8529 22277 66831 63333511 190000533