Base | Representation |
---|---|
bin | 10000001000001… |
… | …01000011110110 |
3 | 100102120021220202 |
4 | 20010011003312 |
5 | 234113141110 |
6 | 21231400502 |
7 | 3231630554 |
oct | 1004050366 |
9 | 312507822 |
10 | 135287030 |
11 | 6a40316a |
12 | 39383132 |
13 | 2204a0c8 |
14 | 13d78bd4 |
15 | bd250a5 |
hex | 81050f6 |
135287030 has 64 divisors (see below), whose sum is σ = 271814400. Its totient is φ = 48263040.
The previous prime is 135287027. The next prime is 135287099. The reversal of 135287030 is 30782531.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 135286984 and 135287002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236645 + ... + 237215.
It is an arithmetic number, because the mean of its divisors is an integer number (4247100).
Almost surely, 2135287030 is an apocalyptic number.
135287030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
135287030 is an abundant number, since it is smaller than the sum of its proper divisors (136527370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
135287030 is a wasteful number, since it uses less digits than its factorization.
135287030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 669.
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 135287030 is about 11631.2952847050. The cubic root of 135287030 is about 513.3560928610.
The spelling of 135287030 in words is "one hundred thirty-five million, two hundred eighty-seven thousand, thirty".
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