Base | Representation |
---|---|
bin | 11001100110100111… |
… | …10001010010010000 |
3 | 1022110222000001102210 |
4 | 30303103301102100 |
5 | 211122401110022 |
6 | 10151550312120 |
7 | 664426466514 |
oct | 146323612220 |
9 | 38428001383 |
10 | 13745722512 |
11 | 5914113855 |
12 | 27b74b8640 |
13 | 13b0a2c522 |
14 | 945806144 |
15 | 556b56a0c |
hex | 3334f1490 |
13745722512 has 40 divisors (see below), whose sum is σ = 35514740800. Its totient is φ = 4581267840.
The previous prime is 13745722511. The next prime is 13745722541. The reversal of 13745722512 is 21522754731.
It is a super-4 number, since 4×137457225124 (a number of 42 digits) contains 4444 as substring.
It is not an unprimeable number, because it can be changed into a prime (13745722511) 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, 433437 + ... + 464067.
It is an arithmetic number, because the mean of its divisors is an integer number (887868520).
Almost surely, 213745722512 is an apocalyptic number.
13745722512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13745722512 is an abundant number, since it is smaller than the sum of its proper divisors (21769018288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13745722512 is a wasteful number, since it uses less digits than its factorization.
13745722512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39991 (or 39985 counting only the distinct ones).
The product of its digits is 117600, while the sum is 39.
The spelling of 13745722512 in words is "thirteen billion, seven hundred forty-five million, seven hundred twenty-two thousand, five hundred twelve".
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