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2076192007 = 2278391129
BaseRepresentation
bin111101111000000…
…0010110100000111
312100200201111000021
41323300002310013
513223001121012
6542004000011
7102310224631
oct17360026407
95320644007
102076192007
11975a5786a
1249b390007
132711a33a6
14159a4da51
15c2413007
hex7bc02d07

2076192007 has 4 divisors (see below), whose sum is σ = 2076305920. Its totient is φ = 2076078096.

The previous prime is 2076191993. The next prime is 2076192023. The reversal of 2076192007 is 7002916702.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7002916702 = 23501458351.

It is a 4-Lehmer number, since φ(2076192007) divides (2076192007-1)4.

It is a cyclic number.

It is not a de Polignac number, because 2076192007 - 27 = 2076191879 is a prime.

It is a deceptive number, since it divides R2076192006.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2076192067) 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, 22782 + ... + 68347.

It is an arithmetic number, because the mean of its divisors is an integer number (519076480).

It is a Poulet number, since it divides 22076192006-1.

Almost surely, 22076192007 is an apocalyptic number.

2076192007 is the 22783-rd decagonal number.

2076192007 is a deficient number, since it is larger than the sum of its proper divisors (113913).

2076192007 is an equidigital number, since it uses as much as digits as its factorization.

2076192007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113912.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 2076192007 is about 45565.2499938275. The cubic root of 2076192007 is about 1275.7213925039.

The spelling of 2076192007 in words is "two billion, seventy-six million, one hundred ninety-two thousand, seven".

Divisors: 1 22783 91129 2076192007