Base | Representation |
---|---|
bin | 10000101111100… |
… | …10101000011110 |
3 | 100210021211020221 |
4 | 20113302220132 |
5 | 241424020210 |
6 | 21534231554 |
7 | 3323562064 |
oct | 1027625036 |
9 | 323254227 |
10 | 140454430 |
11 | 72312546 |
12 | 3b0555ba |
13 | 2313913c |
14 | 14922034 |
15 | c4e61da |
hex | 85f2a1e |
140454430 has 16 divisors (see below), whose sum is σ = 253090944. Its totient is φ = 56121120.
The previous prime is 140454421. The next prime is 140454443. The reversal of 140454430 is 34454041.
140454430 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 140454395 and 140454404.
It is a congruent number.
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, 2824 + ... + 16996.
It is an arithmetic number, because the mean of its divisors is an integer number (15818184).
Almost surely, 2140454430 is an apocalyptic number.
140454430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140454430 is a deficient number, since it is larger than the sum of its proper divisors (112636514).
140454430 is a wasteful number, since it uses less digits than its factorization.
140454430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15171.
The product of its (nonzero) digits is 3840, while the sum is 25.
The square root of 140454430 is about 11851.3471808061. The cubic root of 140454430 is about 519.8106189067.
The spelling of 140454430 in words is "one hundred forty million, four hundred fifty-four thousand, four hundred thirty".
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