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190741033 = 729939611
BaseRepresentation
bin10110101111001…
…11101000101001
3111021220122111201
423113213220221
5342312203113
630532124201
74504162210
oct1327475051
9437818451
10190741033
119873961a
1253a66661
1330694b22
141b492077
1511b2acdd
hexb5e7a29

190741033 has 8 divisors (see below), whose sum is σ = 225506880. Its totient is φ = 157854480.

The previous prime is 190741021. The next prime is 190741049. The reversal of 190741033 is 330147091.

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

It is a de Polignac number, because none of the positive numbers 2k-190741033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 190740992 and 190741010.

It is not an unprimeable number, because it can be changed into a prime (190741433) 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, 469603 + ... + 470008.

It is an arithmetic number, because the mean of its divisors is an integer number (28188360).

Almost surely, 2190741033 is an apocalyptic number.

It is an amenable number.

190741033 is a deficient number, since it is larger than the sum of its proper divisors (34765847).

190741033 is an equidigital number, since it uses as much as digits as its factorization.

190741033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939647.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 190741033 is about 13810.9026859217. The cubic root of 190741033 is about 575.6361282476.

The spelling of 190741033 in words is "one hundred ninety million, seven hundred forty-one thousand, thirty-three".

Divisors: 1 7 29 203 939611 6577277 27248719 190741033