Base | Representation |
---|---|
bin | 10000101100101… |
… | …000110100110110 |
3 | 201112010102201222 |
4 | 100230220310312 |
5 | 1033203341024 |
6 | 43444150342 |
7 | 6641060663 |
oct | 2054506466 |
9 | 645112658 |
10 | 280137014 |
11 | 1341480a3 |
12 | 799983b2 |
13 | 46064b61 |
14 | 292c2a6a |
15 | 198d885e |
hex | 10b28d36 |
280137014 has 8 divisors (see below), whose sum is σ = 429146208. Its totient is φ = 137088280.
The previous prime is 280137001. The next prime is 280137019. The reversal of 280137014 is 410731082.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2801370142 = 156953493225672392, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (280137019) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 1489997 + ... + 1490184.
It is an arithmetic number, because the mean of its divisors is an integer number (53643276).
Almost surely, 2280137014 is an apocalyptic number.
280137014 is a deficient number, since it is larger than the sum of its proper divisors (149009194).
280137014 is a wasteful number, since it uses less digits than its factorization.
280137014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2980230.
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 280137014 is about 16737.2941062766. The cubic root of 280137014 is about 654.3199546081.
Adding to 280137014 its reverse (410731082), we get a palindrome (690868096).
The spelling of 280137014 in words is "two hundred eighty million, one hundred thirty-seven thousand, fourteen".
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