Base | Representation |
---|---|
bin | 1001010100100011101111… |
… | …01101010000001101011000 |
3 | 2200120112212110010210002000 |
4 | 10222101313231100031120 |
5 | 10141313032111204323 |
6 | 111332244111441000 |
7 | 4213621305465066 |
oct | 452216755201530 |
9 | 80515773123060 |
10 | 20497592288088 |
11 | 6592a86525983 |
12 | 23706a2226160 |
13 | b58bb76758b6 |
14 | 50c1357b5036 |
15 | 2582c941ce43 |
hex | 12a477b50358 |
20497592288088 has 32 divisors (see below), whose sum is σ = 56937756356400. Its totient is φ = 6832530762624.
The previous prime is 20497592288087. The next prime is 20497592288113. The reversal of 20497592288088 is 88088229579402.
20497592288088 is a `hidden beast` number, since 2 + 0 + 4 + 9 + 7 + 592 + 28 + 8 + 0 + 8 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20497592288087) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47448130081 + ... + 47448130512.
Almost surely, 220497592288088 is an apocalyptic number.
It is an amenable number.
20497592288088 is an abundant number, since it is smaller than the sum of its proper divisors (36440164068312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20497592288088 is a wasteful number, since it uses less digits than its factorization.
20497592288088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94896260608 (or 94896260598 counting only the distinct ones).
The product of its (nonzero) digits is 371589120, while the sum is 72.
The spelling of 20497592288088 in words is "twenty trillion, four hundred ninety-seven billion, five hundred ninety-two million, two hundred eighty-eight thousand, eighty-eight".
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