Base | Representation |
---|---|
bin | 10001101010011110001… |
… | …101000010101101011100 |
3 | 11022001010020200202101220 |
4 | 101222132031002231130 |
5 | 124341413224342242 |
6 | 2325343400333340 |
7 | 153460651143012 |
oct | 21523615025534 |
9 | 4261106622356 |
10 | 1213834996572 |
11 | 42886a235860 |
12 | 1772baa74250 |
13 | 8a605973903 |
14 | 42a6db2c8b2 |
15 | 218945c8bec |
hex | 11a9e342b5c |
1213834996572 has 24 divisors (see below), whose sum is σ = 3089761809792. Its totient is φ = 367828786800.
The previous prime is 1213834996567. The next prime is 1213834996601. The reversal of 1213834996572 is 2756994383121.
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, 4597859704 + ... + 4597859967.
It is an arithmetic number, because the mean of its divisors is an integer number (128740075408).
Almost surely, 21213834996572 is an apocalyptic number.
1213834996572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1213834996572 is an abundant number, since it is smaller than the sum of its proper divisors (1875926813220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1213834996572 is a wasteful number, since it uses less digits than its factorization.
1213834996572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9195719689 (or 9195719687 counting only the distinct ones).
The product of its digits is 19595520, while the sum is 60.
The spelling of 1213834996572 in words is "one trillion, two hundred thirteen billion, eight hundred thirty-four million, nine hundred ninety-six thousand, five hundred seventy-two".
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