Base | Representation |
---|---|
bin | 1110111110011110… |
… | …0011011010100101 |
3 | 101101011120102102121 |
4 | 3233213203122211 |
5 | 31213122421201 |
6 | 1502525105541 |
7 | 201423325045 |
oct | 35747433245 |
9 | 11334512377 |
10 | 4020123301 |
11 | 1783289157 |
12 | 9423b82b1 |
13 | 4c0b48cac |
14 | 2a1cb1725 |
15 | 187dec9a1 |
hex | ef9e36a5 |
4020123301 has 8 divisors (see below), whose sum is σ = 4068780408. Its totient is φ = 3971640000.
The previous prime is 4020123251. The next prime is 4020123313. The reversal of 4020123301 is 1033210204.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 813732676 + 3206390625 = 28526^2 + 56625^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 4020123301 - 213 = 4020115109 is a prime.
It is a super-2 number, since 2×40201233012 = 32322782710486273202, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4020123391) 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, 3391 + ... + 89731.
It is an arithmetic number, because the mean of its divisors is an integer number (508597551).
Almost surely, 24020123301 is an apocalyptic number.
It is an amenable number.
4020123301 is a deficient number, since it is larger than the sum of its proper divisors (48657107).
4020123301 is a wasteful number, since it uses less digits than its factorization.
4020123301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86903.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 4020123301 is about 63404.4422812787. The cubic root of 4020123301 is about 1590.0585795171.
Adding to 4020123301 its reverse (1033210204), we get a palindrome (5053333505).
The spelling of 4020123301 in words is "four billion, twenty million, one hundred twenty-three thousand, three hundred one".
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