Base | Representation |
---|---|
bin | 101101011111010101100001… |
… | …0111110100110011100000111 |
3 | 1221110202011002101000020201022 |
4 | 1122332223002332212130013 |
5 | 404421221304142421411 |
6 | 3535001352252421355 |
7 | 150165340356060143 |
oct | 13276530276463407 |
9 | 1843664071006638 |
10 | 400131014420231 |
11 | 106548679278756 |
12 | 38a640a317785b |
13 | 1423626763b233 |
14 | 70b4631736223 |
15 | 313d4d5070edb |
hex | 16beac2fa6707 |
400131014420231 has 8 divisors (see below), whose sum is σ = 421238848876800. Its totient is φ = 379028010701880.
The previous prime is 400131014420183. The next prime is 400131014420239. The reversal of 400131014420231 is 132024410131004.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-400131014420231 is a prime.
It is a super-2 number, since 2×4001310144202312 (a number of 30 digits) contains 22 as substring.
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 400131014420231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (400131014420239) 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, 1207514525 + ... + 1207845846.
It is an arithmetic number, because the mean of its divisors is an integer number (52654856109600).
Almost surely, 2400131014420231 is an apocalyptic number.
400131014420231 is a deficient number, since it is larger than the sum of its proper divisors (21107834456569).
400131014420231 is a wasteful number, since it uses less digits than its factorization.
400131014420231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2415369109.
The product of its (nonzero) digits is 2304, while the sum is 26.
Adding to 400131014420231 its reverse (132024410131004), we get a palindrome (532155424551235).
The spelling of 400131014420231 in words is "four hundred trillion, one hundred thirty-one billion, fourteen million, four hundred twenty thousand, two hundred thirty-one".
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