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10749542399 = 199521103681
BaseRepresentation
bin10100000001011100…
…01111111111111111
31000202011011022222222
422000232033333333
5134003340324044
64534355555555
7530245413521
oct120056177777
930664138888
1010749542399
114616922342
1220bbbbbbbb
13102408489b
1473d915a11
1542dab98ee
hex280b8ffff

10749542399 has 8 divisors (see below), whose sum is σ = 10824400800. Its totient is φ = 10674892800.

The previous prime is 10749542393. The next prime is 10749542431. The reversal of 10749542399 is 99324594701.

It is a Cunningham number, because it is equal to 1036802-1.

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 10749542399 - 24 = 10749542383 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10749542399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10749542393) 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, 51839 + ... + 155519.

It is an arithmetic number, because the mean of its divisors is an integer number (1353050100).

Almost surely, 210749542399 is an apocalyptic number.

10749542399 is a deficient number, since it is larger than the sum of its proper divisors (74858401).

10749542399 is a wasteful number, since it uses less digits than its factorization.

10749542399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104401.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 10749542399 in words is "ten billion, seven hundred forty-nine million, five hundred forty-two thousand, three hundred ninety-nine".

Divisors: 1 199 521 103679 103681 20632519 54017801 10749542399