Base | Representation |
---|---|
bin | 10010101000111100… |
… | …011111101111101100 |
3 | 1220122211102210100120 |
4 | 102220330133233230 |
5 | 311442130101030 |
6 | 13105555524540 |
7 | 1305654513162 |
oct | 225074375754 |
9 | 56584383316 |
10 | 20014300140 |
11 | 8540606a1a |
12 | 3a668b9750 |
13 | 1b6c643863 |
14 | d7c169232 |
15 | 7c2143010 |
hex | 4a8f1fbec |
20014300140 has 24 divisors (see below), whose sum is σ = 56040040560. Its totient is φ = 5337146688.
The previous prime is 20014300129. The next prime is 20014300151. The reversal of 20014300140 is 4100341002.
It is an interprime number because it is at equal distance from previous prime (20014300129) and next prime (20014300151).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166785775 + ... + 166785894.
It is an arithmetic number, because the mean of its divisors is an integer number (2335001690).
Almost surely, 220014300140 is an apocalyptic number.
20014300140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20014300140 is an abundant number, since it is smaller than the sum of its proper divisors (36025740420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20014300140 is a wasteful number, since it uses less digits than its factorization.
20014300140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 333571681 (or 333571679 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 20014300140 its reverse (4100341002), we get a palindrome (24114641142).
The spelling of 20014300140 in words is "twenty billion, fourteen million, three hundred thousand, one hundred forty".
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