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7836106081 = 38361933053
BaseRepresentation
bin1110100110001000…
…10111110101100001
3202020010000102201011
413103010113311201
5112022020343311
63333322540521
7365120542216
oct72304276541
922203012634
107836106081
113361306531
121628367741
1397b5bb17b
14544a03b0d
1530ce24321
hex1d3117d61

7836106081 has 8 divisors (see below), whose sum is σ = 7869496320. Its totient is φ = 7802783952.

The previous prime is 7836106079. The next prime is 7836106093. The reversal of 7836106081 is 1806016387.

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 7836106081 - 21 = 7836106079 is a prime.

It is a super-2 number, since 2×78361060812 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7836106051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220551 + ... + 253603.

It is an arithmetic number, because the mean of its divisors is an integer number (983687040).

Almost surely, 27836106081 is an apocalyptic number.

It is an amenable number.

7836106081 is a deficient number, since it is larger than the sum of its proper divisors (33390239).

7836106081 is a wasteful number, since it uses less digits than its factorization.

7836106081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34055.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 7836106081 is about 88521.7830875542. The cubic root of 7836106081 is about 1986.2478290505.

The spelling of 7836106081 in words is "seven billion, eight hundred thirty-six million, one hundred six thousand, eighty-one".

Divisors: 1 383 619 33053 237077 12659299 20459807 7836106081