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192039001 = 7112719203
BaseRepresentation
bin10110111001001…
…00100001011001
3111101100120222121
423130210201121
5343130222001
631020021241
74521206320
oct1334444131
9441316877
10192039001
1199445820
1254391821
1330a2a85b
141b70d0b7
1511cd56a1
hexb724859

192039001 has 16 divisors (see below), whose sum is σ = 240334848. Its totient is φ = 149072400.

The previous prime is 192038993. The next prime is 192039019. The reversal of 192039001 is 100930291.

It is a cyclic number.

It is not a de Polignac number, because 192039001 - 23 = 192038993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (192039101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16266 + ... + 25468.

It is an arithmetic number, because the mean of its divisors is an integer number (15020928).

Almost surely, 2192039001 is an apocalyptic number.

192039001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

192039001 is a deficient number, since it is larger than the sum of its proper divisors (48295847).

192039001 is a wasteful number, since it uses less digits than its factorization.

192039001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9492.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 192039001 is about 13857.8137164561. The cubic root of 192039001 is about 576.9388874058.

Adding to 192039001 its reverse (100930291), we get a palindrome (292969292).

The spelling of 192039001 in words is "one hundred ninety-two million, thirty-nine thousand, one".

Divisors: 1 7 11 77 271 1897 2981 9203 20867 64421 101233 708631 2494013 17458091 27434143 192039001