Base | Representation |
---|---|
bin | 110101011000… |
… | …101111111000 |
3 | 222100000112100 |
4 | 311120233320 |
5 | 12040320000 |
6 | 1215543400 |
7 | 226645515 |
oct | 65305770 |
9 | 28300470 |
10 | 13995000 |
11 | 7999718 |
12 | 482ab60 |
13 | 2b90086 |
14 | 1c0430c |
15 | 1366a00 |
hex | d58bf8 |
13995000 has 120 divisors (see below), whose sum is σ = 47516040. Its totient is φ = 3720000.
The previous prime is 13994987. The next prime is 13995013. The reversal of 13995000 is 59931.
It is an interprime number because it is at equal distance from previous prime (13994987) and next prime (13995013).
It is a tau number, because it is divible by the number of its divisors (120).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 44845 + ... + 45155.
It is an arithmetic number, because the mean of its divisors is an integer number (395967).
Almost surely, 213995000 is an apocalyptic number.
13995000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13995000 is the 2000-th nonagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13995000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23758020).
13995000 is an abundant number, since it is smaller than the sum of its proper divisors (33521040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13995000 is a wasteful number, since it uses less digits than its factorization.
13995000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 343 (or 321 counting only the distinct ones).
The product of its (nonzero) digits is 1215, while the sum is 27.
The square root of 13995000 is about 3740.9891740020. The cubic root of 13995000 is about 240.9855308313.
The spelling of 13995000 in words is "thirteen million, nine hundred ninety-five thousand".
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