Base | Representation |
---|---|
bin | 10000101111010… |
… | …01000011101101 |
3 | 100210012211110110 |
4 | 20113221003231 |
5 | 241421241323 |
6 | 21533330233 |
7 | 3323336541 |
oct | 1027510355 |
9 | 323184413 |
10 | 140415213 |
11 | 72296034 |
12 | 3b036979 |
13 | 23124333 |
14 | 14911a21 |
15 | c4d9793 |
hex | 85e90ed |
140415213 has 8 divisors (see below), whose sum is σ = 193259776. Its totient is φ = 90590400.
The previous prime is 140415199. The next prime is 140415239. The reversal of 140415213 is 312514041.
140415213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 140415213 - 28 = 140414957 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 140415213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140415293) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754828 + ... + 755013.
It is an arithmetic number, because the mean of its divisors is an integer number (24157472).
Almost surely, 2140415213 is an apocalyptic number.
It is an amenable number.
140415213 is a deficient number, since it is larger than the sum of its proper divisors (52844563).
140415213 is a wasteful number, since it uses less digits than its factorization.
140415213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1509875.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 140415213 is about 11849.6925276566. The cubic root of 140415213 is about 519.7622347424.
Adding to 140415213 its reverse (312514041), we get a palindrome (452929254).
The spelling of 140415213 in words is "one hundred forty million, four hundred fifteen thousand, two hundred thirteen".
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