Base | Representation |
---|---|
bin | 10111111010001… |
… | …100100111101111 |
3 | 1000221210121200022 |
4 | 113322030213233 |
5 | 1310142211030 |
6 | 103445352355 |
7 | 12640365044 |
oct | 2772144757 |
9 | 1027717608 |
10 | 401132015 |
11 | 196479469 |
12 | b24086bb |
13 | 6514992b |
14 | 3b3bb1cb |
15 | 25338de5 |
hex | 17e8c9ef |
401132015 has 8 divisors (see below), whose sum is σ = 488543280. Its totient is φ = 316115712.
The previous prime is 401131999. The next prime is 401132021. The reversal of 401132015 is 510231104.
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 401132015 - 24 = 401131999 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 401131984 and 401132002.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598370 + ... + 599039.
It is an arithmetic number, because the mean of its divisors is an integer number (61067910).
Almost surely, 2401132015 is an apocalyptic number.
401132015 is a deficient number, since it is larger than the sum of its proper divisors (87411265).
401132015 is a wasteful number, since it uses less digits than its factorization.
401132015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1197481.
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 401132015 is about 20028.2803805020. The cubic root of 401132015 is about 737.5007082249.
Adding to 401132015 its reverse (510231104), we get a palindrome (911363119).
The spelling of 401132015 in words is "four hundred one million, one hundred thirty-two thousand, fifteen".
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