Base | Representation |
---|---|
bin | 11011000001110001… |
… | …010011111000001010 |
3 | 2202220111121222111200 |
4 | 123001301103320022 |
5 | 433413301423223 |
6 | 21155411005030 |
7 | 2045106105561 |
oct | 330161237012 |
9 | 82814558450 |
10 | 29020732938 |
11 | 113424a120a |
12 | 575ab99776 |
13 | 2976536b32 |
14 | 1594376bd8 |
15 | b4cb90a43 |
hex | 6c1c53e0a |
29020732938 has 48 divisors (see below), whose sum is σ = 64386036000. Its totient is φ = 9441929952.
The previous prime is 29020732933. The next prime is 29020732991. The reversal of 29020732938 is 83923702092.
29020732938 is a `hidden beast` number, since 2 + 90 + 207 + 329 + 38 = 666.
It is a super-2 number, since 2×290207329382 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 29020732893 and 29020732902.
It is not an unprimeable number, because it can be changed into a prime (29020732933) 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, 1147720 + ... + 1172732.
It is an arithmetic number, because the mean of its divisors is an integer number (1341375750).
Almost surely, 229020732938 is an apocalyptic number.
29020732938 is an abundant number, since it is smaller than the sum of its proper divisors (35365303062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29020732938 is a wasteful number, since it uses less digits than its factorization.
29020732938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26563 (or 26560 counting only the distinct ones).
The product of its (nonzero) digits is 326592, while the sum is 45.
The spelling of 29020732938 in words is "twenty-nine billion, twenty million, seven hundred thirty-two thousand, nine hundred thirty-eight".
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