Base | Representation |
---|---|
bin | 110011000010… |
… | …000101100010 |
3 | 221011200000102 |
4 | 303002011202 |
5 | 11411043030 |
6 | 1154422402 |
7 | 221465411 |
oct | 63020542 |
9 | 27150012 |
10 | 13377890 |
11 | 7608009 |
12 | 4591a02 |
13 | 2a05216 |
14 | 1ac3478 |
15 | 1293c45 |
hex | cc2162 |
13377890 has 32 divisors (see below), whose sum is σ = 25087104. Its totient is φ = 5132160.
The previous prime is 13377887. The next prime is 13377893. The reversal of 13377890 is 9877331.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (13377887) and next prime (13377893).
It is not an unprimeable number, because it can be changed into a prime (13377893) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27227 + ... + 27713.
It is an arithmetic number, because the mean of its divisors is an integer number (783972).
Almost surely, 213377890 is an apocalyptic number.
13377890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13377890 is a deficient number, since it is larger than the sum of its proper divisors (11709214).
13377890 is a wasteful number, since it uses less digits than its factorization.
With its successor (13377891) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (602).
13377890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 602.
The product of its (nonzero) digits is 31752, while the sum is 38.
The square root of 13377890 is about 3657.5798009066. The cubic root of 13377890 is about 237.3900654646.
The spelling of 13377890 in words is "thirteen million, three hundred seventy-seven thousand, eight hundred ninety".
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