Base | Representation |
---|---|
bin | 101000110011111… |
… | …1010101110111000 |
3 | 10112102210200021101 |
4 | 1101213322232320 |
5 | 10301032344210 |
6 | 343515221144 |
7 | 45635603200 |
oct | 12147725670 |
9 | 3472720241 |
10 | 1369418680 |
11 | 643001583 |
12 | 3227477b4 |
13 | 18a932016 |
14 | cdc31400 |
15 | 80353a3a |
hex | 519fabb8 |
1369418680 has 192 divisors, whose sum is σ = 3853902240. Its totient is φ = 435068928.
The previous prime is 1369418671. The next prime is 1369418683. The reversal of 1369418680 is 868149631.
It is a super-2 number, since 2×13694186802 = 3750615042265884800, which contains 22 as substring.
It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 1369418680.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1369418683) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2432079 + ... + 2432641.
Almost surely, 21369418680 is an apocalyptic number.
1369418680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1369418680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1926951120).
1369418680 is an abundant number, since it is smaller than the sum of its proper divisors (2484483560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1369418680 is a wasteful number, since it uses less digits than its factorization.
1369418680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 678 (or 667 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 46.
The square root of 1369418680 is about 37005.6574053211. The cubic root of 1369418680 is about 1110.4834298221.
The spelling of 1369418680 in words is "one billion, three hundred sixty-nine million, four hundred eighteen thousand, six hundred eighty".
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