Base | Representation |
---|---|
bin | 10000101111111… |
… | …10011111111110 |
3 | 100210101021221020 |
4 | 20113332133332 |
5 | 241432044123 |
6 | 21535245010 |
7 | 3324153564 |
oct | 1027763776 |
9 | 323337836 |
10 | 140503038 |
11 | 72346015 |
12 | 3b079766 |
13 | 231552c0 |
14 | 14935a34 |
15 | c5057e3 |
hex | 85fe7fe |
140503038 has 32 divisors (see below), whose sum is σ = 304238592. Its totient is φ = 43000800.
The previous prime is 140503037. The next prime is 140503039. The reversal of 140503038 is 830305041.
It is an interprime number because it is at equal distance from previous prime (140503037) and next prime (140503039).
It is a super-2 number, since 2×1405030382 = 39482207374458888, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 140502999 and 140503017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140503031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10183 + ... + 19613.
It is an arithmetic number, because the mean of its divisors is an integer number (9507456).
Almost surely, 2140503038 is an apocalyptic number.
140503038 is an abundant number, since it is smaller than the sum of its proper divisors (163735554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140503038 is a wasteful number, since it uses less digits than its factorization.
140503038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9640.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 140503038 is about 11853.3977407324. The cubic root of 140503038 is about 519.8705767648.
Adding to 140503038 its reverse (830305041), we get a palindrome (970808079).
The spelling of 140503038 in words is "one hundred forty million, five hundred three thousand, thirty-eight".
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