Base | Representation |
---|---|
bin | 100101110010111… |
… | …0001100000001110 |
3 | 10021101022220011000 |
4 | 1023211301200032 |
5 | 10044124141134 |
6 | 325501441130 |
7 | 43266315354 |
oct | 11345614016 |
9 | 3241286130 |
10 | 1268193294 |
11 | 5a0953435 |
12 | 2b48701a6 |
13 | 17297c844 |
14 | c06017d4 |
15 | 7650ae99 |
hex | 4b97180e |
1268193294 has 32 divisors (see below), whose sum is σ = 2864414880. Its totient is φ = 415800000.
The previous prime is 1268193257. The next prime is 1268193299. The reversal of 1268193294 is 4923918621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1268193299) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189207 + ... + 195794.
It is an arithmetic number, because the mean of its divisors is an integer number (89512965).
Almost surely, 21268193294 is an apocalyptic number.
1268193294 is an abundant number, since it is smaller than the sum of its proper divisors (1596221586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1268193294 is a wasteful number, since it uses less digits than its factorization.
1268193294 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 385073 (or 385067 counting only the distinct ones).
The product of its digits is 186624, while the sum is 45.
The square root of 1268193294 is about 35611.7016442629. The cubic root of 1268193294 is about 1082.4183615697.
The spelling of 1268193294 in words is "one billion, two hundred sixty-eight million, one hundred ninety-three thousand, two hundred ninety-four".
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