Base | Representation |
---|---|
bin | 110100100000… |
… | …010100110010 |
3 | 221220021111201 |
4 | 310200110302 |
5 | 12010421030 |
6 | 1211001414 |
7 | 224663650 |
oct | 64402462 |
9 | 27807451 |
10 | 13763890 |
11 | 7851018 |
12 | 473926a |
13 | 2b0bb1a |
14 | 1b83dd0 |
15 | 131d2ca |
hex | d20532 |
13763890 has 64 divisors (see below), whose sum is σ = 30191616. Its totient is φ = 4416192.
The previous prime is 13763881. The next prime is 13763899. The reversal of 13763890 is 9836731.
It is an interprime number because it is at equal distance from previous prime (13763881) and next prime (13763899).
It is not an unprimeable number, because it can be changed into a prime (13763899) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133579 + ... + 133681.
It is an arithmetic number, because the mean of its divisors is an integer number (471744).
Almost surely, 213763890 is an apocalyptic number.
13763890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13763890 is an abundant number, since it is smaller than the sum of its proper divisors (16427726).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13763890 is a wasteful number, since it uses less digits than its factorization.
13763890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223.
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 13763890 is about 3709.9716980053. The cubic root of 13763890 is about 239.6516357916.
The spelling of 13763890 in words is "thirteen million, seven hundred sixty-three thousand, eight hundred ninety".
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