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2192000407 = 7872785261
BaseRepresentation
bin1000001010100111…
…0100010110010111
312122202122011021021
42002221310112113
513442123003112
61001302102011
7105214460512
oct20251642627
95582564237
102192000407
11a25366393
1251211a907
1328c19047c
1416b197d79
15cc68b907
hex82a74597

2192000407 has 4 divisors (see below), whose sum is σ = 2194786456. Its totient is φ = 2189214360.

The previous prime is 2192000401. The next prime is 2192000423. The reversal of 2192000407 is 7040002912.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2192000407 - 23 = 2192000399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2192000401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1391844 + ... + 1393417.

It is an arithmetic number, because the mean of its divisors is an integer number (548696614).

Almost surely, 22192000407 is an apocalyptic number.

2192000407 is a deficient number, since it is larger than the sum of its proper divisors (2786049).

2192000407 is an equidigital number, since it uses as much as digits as its factorization.

2192000407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786048.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 2192000407 is about 46818.8039894229. The cubic root of 2192000407 is about 1299.0131380206.

The spelling of 2192000407 in words is "two billion, one hundred ninety-two million, four hundred seven", and thus it is an aban number.

Divisors: 1 787 2785261 2192000407