Base | Representation |
---|---|
bin | 10000101111100… |
… | …01001100010010 |
3 | 100210021112011102 |
4 | 20113301030102 |
5 | 241423323110 |
6 | 21534144402 |
7 | 3323535635 |
oct | 1027611422 |
9 | 323245142 |
10 | 140448530 |
11 | 72309072 |
12 | 3b052102 |
13 | 23136551 |
14 | 1491dc1c |
15 | c4e45a5 |
hex | 85f1312 |
140448530 has 8 divisors (see below), whose sum is σ = 252807372. Its totient is φ = 56179408.
The previous prime is 140448527. The next prime is 140448541. The reversal of 140448530 is 35844041.
It can be written as a sum of positive squares in 2 ways, for example, as 140398801 + 49729 = 11849^2 + 223^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 140448493 and 140448502.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7022417 + ... + 7022436.
Almost surely, 2140448530 is an apocalyptic number.
140448530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140448530 is a deficient number, since it is larger than the sum of its proper divisors (112358842).
140448530 is a wasteful number, since it uses less digits than its factorization.
140448530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14044860.
The product of its (nonzero) digits is 7680, while the sum is 29.
The square root of 140448530 is about 11851.0982613427. The cubic root of 140448530 is about 519.8033403286.
The spelling of 140448530 in words is "one hundred forty million, four hundred forty-eight thousand, five hundred thirty".
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