Base | Representation |
---|---|
bin | 10000101110010… |
… | …01001100100110 |
3 | 100202222012110000 |
4 | 20113021030212 |
5 | 241403102320 |
6 | 21530442130 |
7 | 3322254216 |
oct | 1027111446 |
9 | 322865400 |
10 | 140284710 |
11 | 72206a85 |
12 | 3ab93346 |
13 | 230a9b07 |
14 | 148ba246 |
15 | c4b0c90 |
hex | 85c9326 |
140284710 has 40 divisors (see below), whose sum is σ = 377212176. Its totient is φ = 37409040.
The previous prime is 140284709. The next prime is 140284717. The reversal of 140284710 is 17482041.
It is a super-3 number, since 3×1402847103 (a number of 25 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140284717) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 85786 + ... + 87405.
Almost surely, 2140284710 is an apocalyptic number.
140284710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140284710 is an abundant number, since it is smaller than the sum of its proper divisors (236927466).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140284710 is a wasteful number, since it uses less digits than its factorization.
140284710 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173210 (or 173201 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 27.
The square root of 140284710 is about 11844.1846490166. The cubic root of 140284710 is about 519.6011611322.
The spelling of 140284710 in words is "one hundred forty million, two hundred eighty-four thousand, seven hundred ten".
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