Base | Representation |
---|---|
bin | 10011110110001001… |
… | …10010101010010010 |
3 | 1000111112212022201202 |
4 | 21323010302222102 |
5 | 133310111210432 |
6 | 4521133031202 |
7 | 525015130400 |
oct | 117304625222 |
9 | 30445768652 |
10 | 10654788242 |
11 | 457839411a |
12 | 2094325502 |
13 | 100a559a37 |
14 | 7310cc470 |
15 | 4255ee462 |
hex | 27b132a92 |
10654788242 has 18 divisors (see below), whose sum is σ = 18593301447. Its totient is φ = 4565899884.
The previous prime is 10654788149. The next prime is 10654788247. The reversal of 10654788242 is 24288745601.
It can be written as a sum of positive squares in only one way, i.e., 5327394121 + 5327394121 = 72989^2 + 72989^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=72989.
It is a super-2 number, since 2×106547882422 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10654788247) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1016633 + ... + 1027059.
Almost surely, 210654788242 is an apocalyptic number.
10654788242 is a deficient number, since it is larger than the sum of its proper divisors (7938513205).
10654788242 is an frugal number, since it uses more digits than its factorization.
10654788242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20870 (or 10436 counting only the distinct ones).
The product of its (nonzero) digits is 860160, while the sum is 47.
The spelling of 10654788242 in words is "ten billion, six hundred fifty-four million, seven hundred eighty-eight thousand, two hundred forty-two".
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