Search a number
-
+
192030011 = 17107229461
BaseRepresentation
bin10110111001000…
…10010100111011
3111101100010122122
423130202110323
5343124430021
631015511455
74521141155
oct1334422473
9441303578
10192030011
1199439a98
125438858b
1330a26734
141b709ad5
1511cd2bab
hexb72253b

192030011 has 16 divisors (see below), whose sum is σ = 206569440. Its totient is φ = 177876480.

The previous prime is 192029989. The next prime is 192030043. The reversal of 192030011 is 110030291.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 192030011 - 218 = 191767867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (192030071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416321 + ... + 416781.

It is an arithmetic number, because the mean of its divisors is an integer number (12910590).

Almost surely, 2192030011 is an apocalyptic number.

192030011 is a deficient number, since it is larger than the sum of its proper divisors (14539429).

192030011 is a wasteful number, since it uses less digits than its factorization.

192030011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 192030011 is about 13857.4893469200. The cubic root of 192030011 is about 576.9298844402.

The spelling of 192030011 in words is "one hundred ninety-two million, thirty thousand, eleven".

Divisors: 1 17 107 229 461 1819 3893 7837 24503 49327 105569 416551 838559 1794673 11295883 192030011