Base | Representation |
---|---|
bin | 100101000110110… |
… | …1101000000110100 |
3 | 10012202212221122111 |
4 | 1022031231000310 |
5 | 10022221344403 |
6 | 323314540404 |
7 | 42566141212 |
oct | 11215550064 |
9 | 3182787574 |
10 | 1245106228 |
11 | 589914813 |
12 | 2a8b97704 |
13 | 16ac58262 |
14 | bb511cb2 |
15 | 7449a56d |
hex | 4a36d034 |
1245106228 has 12 divisors (see below), whose sum is σ = 2188708480. Its totient is φ = 619760952.
The previous prime is 1245106211. The next prime is 1245106229. The reversal of 1245106228 is 8226015421.
It is a self number, because there is not a number n which added to its sum of digits gives 1245106228.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1245106229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697038 + ... + 698821.
Almost surely, 21245106228 is an apocalyptic number.
It is an amenable number.
1245106228 is a deficient number, since it is larger than the sum of its proper divisors (943602252).
1245106228 is a wasteful number, since it uses less digits than its factorization.
1245106228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1396086 (or 1396084 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 31.
The square root of 1245106228 is about 35286.0628010550. The cubic root of 1245106228 is about 1075.8097315159.
The spelling of 1245106228 in words is "one billion, two hundred forty-five million, one hundred six thousand, two hundred twenty-eight".
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