Base | Representation |
---|---|
bin | 10111101000011101010… |
… | …01010110000101110100 |
3 | 2212121220021222102100222 |
4 | 23310032221112011310 |
5 | 101300431100211411 |
6 | 1421005232553512 |
7 | 112443660460421 |
oct | 13641651260564 |
9 | 2777807872328 |
10 | 811994538356 |
11 | 293401825a11 |
12 | 1114533b2898 |
13 | 5b755c4b251 |
14 | 2b42d360d48 |
15 | 161c63344db |
hex | bd0ea56174 |
811994538356 has 12 divisors (see below), whose sum is σ = 1442199255168. Its totient is φ = 399937608312.
The previous prime is 811994538307. The next prime is 811994538361. The reversal of 811994538356 is 653835499118.
811994538356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1514914916 + ... + 1514915451.
It is an arithmetic number, because the mean of its divisors is an integer number (120183271264).
Almost surely, 2811994538356 is an apocalyptic number.
It is an amenable number.
811994538356 is a deficient number, since it is larger than the sum of its proper divisors (630204716812).
811994538356 is a wasteful number, since it uses less digits than its factorization.
811994538356 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3029830438 (or 3029830436 counting only the distinct ones).
The product of its digits is 27993600, while the sum is 62.
The spelling of 811994538356 in words is "eight hundred eleven billion, nine hundred ninety-four million, five hundred thirty-eight thousand, three hundred fifty-six".
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