Base | Representation |
---|---|
bin | 1001100100101000111100… |
… | …11000101101000010001110 |
3 | 2202112101002202121222100100 |
4 | 10302110132120231002032 |
5 | 10224341143443310334 |
6 | 112434145231311530 |
7 | 4301552130046620 |
oct | 462243630550216 |
9 | 82471082558310 |
10 | 21050144510094 |
11 | 6786352888607 |
12 | 243b7aa97b5a6 |
13 | b9903524840b |
14 | 52ab92290c10 |
15 | 2678689d9c99 |
hex | 13251e62d08e |
21050144510094 has 48 divisors (see below), whose sum is σ = 52124856121728. Its totient is φ = 6014247530256.
The previous prime is 21050144510093. The next prime is 21050144510147. The reversal of 21050144510094 is 49001544105012.
21050144510094 is a `hidden beast` number, since 2 + 1 + 0 + 50 + 1 + 4 + 4 + 510 + 0 + 94 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21050144510093) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8822289 + ... + 10951395.
It is an arithmetic number, because the mean of its divisors is an integer number (1085934502536).
Almost surely, 221050144510094 is an apocalyptic number.
21050144510094 is an abundant number, since it is smaller than the sum of its proper divisors (31074711611634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21050144510094 is a wasteful number, since it uses less digits than its factorization.
21050144510094 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2207589 (or 2207586 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 36.
The spelling of 21050144510094 in words is "twenty-one trillion, fifty billion, one hundred forty-four million, five hundred ten thousand, ninety-four".
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