Base | Representation |
---|---|
bin | 100100100101000… |
… | …1101001100101000 |
3 | 10011112121000002111 |
4 | 1021022031030220 |
5 | 10003204143024 |
6 | 321443412104 |
7 | 42262555261 |
oct | 11112151450 |
9 | 3145530074 |
10 | 1227412264 |
11 | 57a92a001 |
12 | 2a3084034 |
13 | 1673a1660 |
14 | b9027968 |
15 | 72b52a94 |
hex | 4928d328 |
1227412264 has 48 divisors (see below), whose sum is σ = 2561165460. Its totient is φ = 548179200.
The previous prime is 1227412237. The next prime is 1227412313. The reversal of 1227412264 is 4622147221.
It can be written as a sum of positive squares in 2 ways, for example, as 1227100900 + 311364 = 35030^2 + 558^2 .
It is a Harshad number since it is a multiple of its sum of digits (31).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93804 + ... + 106084.
Almost surely, 21227412264 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1227412264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1280582730).
1227412264 is an abundant number, since it is smaller than the sum of its proper divisors (1333753196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1227412264 is a wasteful number, since it uses less digits than its factorization.
1227412264 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12362 (or 12327 counting only the distinct ones).
The product of its digits is 10752, while the sum is 31.
The square root of 1227412264 is about 35034.4439659030. The cubic root of 1227412264 is about 1070.6893580906.
Adding to 1227412264 its reverse (4622147221), we get a palindrome (5849559485).
The spelling of 1227412264 in words is "one billion, two hundred twenty-seven million, four hundred twelve thousand, two hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •