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10690122269 = 18171278287
BaseRepresentation
bin10011111010010111…
…00101001000011101
31000121000100110220102
421331023211020131
5133343132403034
64524434230445
7525624353141
oct117513451035
930530313812
1010690122269
1145963280a2
1220a4125425
13101497b848
14735a89221
1542877d97e
hex27d2e521d

10690122269 has 8 divisors (see below), whose sum is σ = 10751989248. Its totient is φ = 10628286480.

The previous prime is 10690122227. The next prime is 10690122277. The reversal of 10690122269 is 96222109601.

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 10690122269 - 220 = 10689073693 is a prime.

It is a super-2 number, since 2×106901222692 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10690122169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1285844 + ... + 1294130.

It is an arithmetic number, because the mean of its divisors is an integer number (1343998656).

Almost surely, 210690122269 is an apocalyptic number.

It is an amenable number.

10690122269 is a deficient number, since it is larger than the sum of its proper divisors (61866979).

10690122269 is an equidigital number, since it uses as much as digits as its factorization.

10690122269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15595.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 10690122269 in words is "ten billion, six hundred ninety million, one hundred twenty-two thousand, two hundred sixty-nine".

Divisors: 1 181 7127 8287 1289987 1499947 59061449 10690122269