Base | Representation |
---|---|
bin | 10101001110000101… |
… | …10001100001010101 |
3 | 1002101221220202202001 |
4 | 22213002301201111 |
5 | 141312432104124 |
6 | 5122243515301 |
7 | 552213166510 |
oct | 124702614125 |
9 | 32357822661 |
10 | 11392456789 |
11 | 491682144a |
12 | 225b388b31 |
13 | 10c73276bc |
14 | 7a106dd77 |
15 | 46a262b44 |
hex | 2a70b1855 |
11392456789 has 32 divisors (see below), whose sum is σ = 13923968256. Its totient is φ = 9098818560.
The previous prime is 11392456763. The next prime is 11392456793. The reversal of 11392456789 is 98765429311.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 11392456789 - 27 = 11392456661 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11392456729) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11426239 + ... + 11427235.
It is an arithmetic number, because the mean of its divisors is an integer number (435124008).
Almost surely, 211392456789 is an apocalyptic number.
It is an amenable number.
11392456789 is a deficient number, since it is larger than the sum of its proper divisors (2531511467).
11392456789 is a wasteful number, since it uses less digits than its factorization.
11392456789 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1885.
The product of its digits is 3265920, while the sum is 55.
The spelling of 11392456789 in words is "eleven billion, three hundred ninety-two million, four hundred fifty-six thousand, seven hundred eighty-nine".
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