Base | Representation |
---|---|
bin | 11001110111110101… |
… | …11101000000100010 |
3 | 1022212000212212120122 |
4 | 30323322331000202 |
5 | 211421343234444 |
6 | 10214151240242 |
7 | 1001132565350 |
oct | 147372750042 |
9 | 38760785518 |
10 | 13890211874 |
11 | 5988731850 |
12 | 2837979082 |
13 | 140494c0a6 |
14 | 95aa987d0 |
15 | 5646984ee |
hex | 33bebd022 |
13890211874 has 16 divisors (see below), whose sum is σ = 25976500416. Its totient is φ = 5411770800.
The previous prime is 13890211849. The next prime is 13890211891. The reversal of 13890211874 is 47811209831.
It is a super-2 number, since 2×138902118742 (a number of 21 digits) contains 22 as substring.
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, 45097937 + ... + 45098244.
It is an arithmetic number, because the mean of its divisors is an integer number (1623531276).
Almost surely, 213890211874 is an apocalyptic number.
13890211874 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13890211874 is a deficient number, since it is larger than the sum of its proper divisors (12086288542).
13890211874 is a wasteful number, since it uses less digits than its factorization.
13890211874 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90196201.
The product of its (nonzero) digits is 96768, while the sum is 44.
The spelling of 13890211874 in words is "thirteen billion, eight hundred ninety million, two hundred eleven thousand, eight hundred seventy-four".
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