Base | Representation |
---|---|
bin | 11011001000011011… |
… | …110101110111110000 |
3 | 2210012022000122112102 |
4 | 123020123311313300 |
5 | 434130412424040 |
6 | 21214443315532 |
7 | 2050634360021 |
oct | 331033656760 |
9 | 83168018472 |
10 | 29132545520 |
11 | 1139a620701 |
12 | 579051bba8 |
13 | 2993755220 |
14 | 15a5160c48 |
15 | b578ca515 |
hex | 6c86f5df0 |
29132545520 has 40 divisors (see below), whose sum is σ = 72943414656. Its totient is φ = 10756631808.
The previous prime is 29132545513. The next prime is 29132545577. The reversal of 29132545520 is 2554523192.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14004992 + ... + 14007071.
Almost surely, 229132545520 is an apocalyptic number.
29132545520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
29132545520 is an abundant number, since it is smaller than the sum of its proper divisors (43810869136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29132545520 is a wasteful number, since it uses less digits than its factorization.
29132545520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28012089 (or 28012083 counting only the distinct ones).
The product of its (nonzero) digits is 108000, while the sum is 38.
The spelling of 29132545520 in words is "twenty-nine billion, one hundred thirty-two million, five hundred forty-five thousand, five hundred twenty".
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