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190725113 = 3121372879
BaseRepresentation
bin10110101111000…
…11101111111001
3111021212211200002
423113203233321
5342311200423
630531522345
74504064615
oct1327435771
9437784602
10190725113
1198728667
1253a593b5
133068a7c7
141b48a345
1511b26228
hexb5e3bf9

190725113 has 8 divisors (see below), whose sum is σ = 197038080. Its totient is φ = 184422240.

The previous prime is 190725089. The next prime is 190725133. The reversal of 190725113 is 311527091.

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 190725113 - 26 = 190725049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (190725133) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 64808 + ... + 67686.

It is an arithmetic number, because the mean of its divisors is an integer number (24629760).

Almost surely, 2190725113 is an apocalyptic number.

It is an amenable number.

190725113 is a deficient number, since it is larger than the sum of its proper divisors (6312967).

190725113 is a wasteful number, since it uses less digits than its factorization.

190725113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 190725113 is about 13810.3263176509. The cubic root of 190725113 is about 575.6201128470.

The spelling of 190725113 in words is "one hundred ninety million, seven hundred twenty-five thousand, one hundred thirteen".

Divisors: 1 31 2137 2879 66247 89249 6152423 190725113