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10550002279 = 75411399019
BaseRepresentation
bin10011101001101010…
…00100001001100111
31000020020200122102011
421310311010021213
5133101300033104
64502511055051
7522303353065
oct116465041147
930206618364
1010550002279
114524223953
122065211487
13cc192b9cb
14721213035
1541b301904
hex274d44267

10550002279 has 4 divisors (see below), whose sum is σ = 10551408840. Its totient is φ = 10548595720.

The previous prime is 10550002271. The next prime is 10550002357. The reversal of 10550002279 is 97220005501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97220005501 = 175718823853.

It is a cyclic number.

It is not a de Polignac number, because 10550002279 - 23 = 10550002271 is a prime.

It is a super-2 number, since 2×105500022792 (a number of 21 digits) contains 22 as substring.

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 10550002279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10550002271) 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, 691969 + ... + 707050.

It is an arithmetic number, because the mean of its divisors is an integer number (2637852210).

Almost surely, 210550002279 is an apocalyptic number.

10550002279 is a deficient number, since it is larger than the sum of its proper divisors (1406561).

10550002279 is an equidigital number, since it uses as much as digits as its factorization.

10550002279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406560.

The product of its (nonzero) digits is 6300, while the sum is 31.

The spelling of 10550002279 in words is "ten billion, five hundred fifty million, two thousand, two hundred seventy-nine".

Divisors: 1 7541 1399019 10550002279