Base | Representation |
---|---|
bin | 11001011111111110… |
… | …00101001101011100 |
3 | 1022100002002101212120 |
4 | 30233333011031130 |
5 | 211014112424302 |
6 | 10142235302540 |
7 | 663151542360 |
oct | 145777051534 |
9 | 38302071776 |
10 | 13689967452 |
11 | 58956a2197 |
12 | 27a08aaa50 |
13 | 13a230a775 |
14 | 93c2512a0 |
15 | 551ce19bc |
hex | 32ffc535c |
13689967452 has 48 divisors (see below), whose sum is σ = 36542634240. Its totient is φ = 3907556352.
The previous prime is 13689967411. The next prime is 13689967481. The reversal of 13689967452 is 25476998631.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5628 + ... + 165564.
It is an arithmetic number, because the mean of its divisors is an integer number (761304880).
Almost surely, 213689967452 is an apocalyptic number.
13689967452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13689967452 is an abundant number, since it is smaller than the sum of its proper divisors (22852666788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13689967452 is a wasteful number, since it uses less digits than its factorization.
13689967452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160970 (or 160968 counting only the distinct ones).
The product of its digits is 19595520, while the sum is 60.
The spelling of 13689967452 in words is "thirteen billion, six hundred eighty-nine million, nine hundred sixty-seven thousand, four hundred fifty-two".
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