Base | Representation |
---|---|
bin | 101011110001010… |
… | …1000000101111110 |
3 | 10210100121102122210 |
4 | 1113202220011332 |
5 | 11001441214120 |
6 | 401423121250 |
7 | 51252462234 |
oct | 12742500576 |
9 | 3710542583 |
10 | 1468694910 |
11 | 694049251 |
12 | 34ba43226 |
13 | 1a5381257 |
14 | dd0b4954 |
15 | 88e13ce0 |
hex | 578a817e |
1468694910 has 32 divisors (see below), whose sum is σ = 3564479520. Its totient is φ = 387250688.
The previous prime is 1468694897. The next prime is 1468694911. The reversal of 1468694910 is 194968641.
It is a self number, because there is not a number n which added to its sum of digits gives 1468694910.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1468694911) 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, 272367 + ... + 277706.
It is an arithmetic number, because the mean of its divisors is an integer number (111389985).
Almost surely, 21468694910 is an apocalyptic number.
1468694910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1468694910 is an abundant number, since it is smaller than the sum of its proper divisors (2095784610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1468694910 is a wasteful number, since it uses less digits than its factorization.
1468694910 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 550172.
The product of its (nonzero) digits is 373248, while the sum is 48.
The square root of 1468694910 is about 38323.5555500791. Note that the first 5 decimals coincide. The cubic root of 1468694910 is about 1136.6947738406.
The spelling of 1468694910 in words is "one billion, four hundred sixty-eight million, six hundred ninety-four thousand, nine hundred ten".
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