Base | Representation |
---|---|
bin | 100101010001011101… |
… | …101011011100101101 |
3 | 10211022011101211001201 |
4 | 211101131223130231 |
5 | 1123430442042201 |
6 | 30215142205501 |
7 | 2614524425653 |
oct | 452135533455 |
9 | 124264354051 |
10 | 40021440301 |
11 | 15a780724a7 |
12 | 790b123891 |
13 | 3a0a64b42b |
14 | 1d1938cdd3 |
15 | 109381e801 |
hex | 95176b72d |
40021440301 has 4 divisors (see below), whose sum is σ = 40286483104. Its totient is φ = 39756397500.
The previous prime is 40021440299. The next prime is 40021440373. The reversal of 40021440301 is 10304412004.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 40021440301 - 21 = 40021440299 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40021440391) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132521175 + ... + 132521476.
It is an arithmetic number, because the mean of its divisors is an integer number (10071620776).
Almost surely, 240021440301 is an apocalyptic number.
It is an amenable number.
40021440301 is a deficient number, since it is larger than the sum of its proper divisors (265042803).
40021440301 is a wasteful number, since it uses less digits than its factorization.
40021440301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 265042802.
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 40021440301 its reverse (10304412004), we get a palindrome (50325852305).
The spelling of 40021440301 in words is "forty billion, twenty-one million, four hundred forty thousand, three hundred one".
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