Base | Representation |
---|---|
bin | 10000101100000… |
… | …11101100011110 |
3 | 100202102201221022 |
4 | 20112003230132 |
5 | 241320000110 |
6 | 21520404142 |
7 | 3316660232 |
oct | 1026035436 |
9 | 322381838 |
10 | 140000030 |
11 | 72032105 |
12 | 3aa76652 |
13 | 2300a371 |
14 | 148445c2 |
15 | c456755 |
hex | 8583b1e |
140000030 has 32 divisors (see below), whose sum is σ = 265068288. Its totient is φ = 53164800.
The previous prime is 139999991. The next prime is 140000041. The reversal of 140000030 is 30000041.
It is a junction number, because it is equal to n+sod(n) for n = 139999972 and 140000017.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12170 + ... + 20690.
It is an arithmetic number, because the mean of its divisors is an integer number (8283384).
Almost surely, 2140000030 is an apocalyptic number.
140000030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140000030 is a deficient number, since it is larger than the sum of its proper divisors (125068258).
140000030 is a wasteful number, since it uses less digits than its factorization.
140000030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8612.
The product of its (nonzero) digits is 12, while the sum is 8.
The square root of 140000030 is about 11832.1608339305. The cubic root of 140000030 is about 519.2494472744.
Adding to 140000030 its reverse (30000041), we get a palindrome (170000071).
The spelling of 140000030 in words is "one hundred forty million, thirty", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •