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190152692 = 2247538173
BaseRepresentation
bin10110101010101…
…11111111110100
3111020210202110022
423111113333310
5342134341232
630511344312
74466162012
oct1325277764
9436722408
10190152692
1198377594
1253822098
133051a0b2
141b37b8b2
1511a61812
hexb557ff4

190152692 has 6 divisors (see below), whose sum is σ = 332767218. Its totient is φ = 95076344.

The previous prime is 190152643. The next prime is 190152709. The reversal of 190152692 is 296251091.

190152692 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 187854436 + 2298256 = 13706^2 + 1516^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23769083 + ... + 23769090.

It is an arithmetic number, because the mean of its divisors is an integer number (55461203).

Almost surely, 2190152692 is an apocalyptic number.

It is an amenable number.

190152692 is a deficient number, since it is larger than the sum of its proper divisors (142614526).

190152692 is a wasteful number, since it uses less digits than its factorization.

190152692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47538177 (or 47538175 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 190152692 is about 13789.5863607289. The cubic root of 190152692 is about 575.0436685171.

The spelling of 190152692 in words is "one hundred ninety million, one hundred fifty-two thousand, six hundred ninety-two".

Divisors: 1 2 4 47538173 95076346 190152692