Base | Representation |
---|---|
bin | 1111101010101… |
… | …11100000001010 |
3 | 100011022100121222 |
4 | 13311113200022 |
5 | 232121233120 |
6 | 21013002042 |
7 | 3154066016 |
oct | 765274012 |
9 | 304270558 |
10 | 131430410 |
11 | 68209681 |
12 | 38023322 |
13 | 212c9897 |
14 | 13653546 |
15 | b812525 |
hex | 7d5780a |
131430410 has 16 divisors (see below), whose sum is σ = 249026400. Its totient is φ = 49805136.
The previous prime is 131430371. The next prime is 131430427. The reversal of 131430410 is 14034131.
131430410 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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, 345680 + ... + 346059.
It is an arithmetic number, because the mean of its divisors is an integer number (15564150).
Almost surely, 2131430410 is an apocalyptic number.
131430410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131430410 is a deficient number, since it is larger than the sum of its proper divisors (117595990).
131430410 is a wasteful number, since it uses less digits than its factorization.
131430410 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 691765.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 131430410 is about 11464.3102714468. The cubic root of 131430410 is about 508.4309201401.
Adding to 131430410 its reverse (14034131), we get a palindrome (145464541).
The spelling of 131430410 in words is "one hundred thirty-one million, four hundred thirty thousand, four hundred ten".
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