Base | Representation |
---|---|
bin | 101001001000110… |
… | …0011100100101011 |
3 | 10120012100020002120 |
4 | 1102101203210223 |
5 | 10311331140432 |
6 | 344545202323 |
7 | 46130433663 |
oct | 12221434453 |
9 | 3505306076 |
10 | 1380333867 |
11 | 6491872a0 |
12 | 3263303a3 |
13 | 18cc84303 |
14 | d14731a3 |
15 | 812acc2c |
hex | 5246392b |
1380333867 has 16 divisors (see below), whose sum is σ = 2009609472. Its totient is φ = 835794720.
The previous prime is 1380333833. The next prime is 1380333881. The reversal of 1380333867 is 7683330831.
It is not a de Polignac number, because 1380333867 - 214 = 1380317483 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1380333827) 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, 18138 + ... + 55584.
It is an arithmetic number, because the mean of its divisors is an integer number (125600592).
Almost surely, 21380333867 is an apocalyptic number.
1380333867 is a deficient number, since it is larger than the sum of its proper divisors (629275605).
1380333867 is a wasteful number, since it uses less digits than its factorization.
1380333867 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38578.
The product of its (nonzero) digits is 217728, while the sum is 42.
The square root of 1380333867 is about 37152.8446690156. The cubic root of 1380333867 is about 1113.4260583983.
The spelling of 1380333867 in words is "one billion, three hundred eighty million, three hundred thirty-three thousand, eight hundred sixty-seven".
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