Base | Representation |
---|---|
bin | 10111110110110… |
… | …000111010100111 |
3 | 1000220002220020020 |
4 | 113312300322213 |
5 | 1304424411403 |
6 | 103414210223 |
7 | 12626626305 |
oct | 2766607247 |
9 | 1026086206 |
10 | 400232103 |
11 | 195a14337 |
12 | b2053973 |
13 | 64bc313b |
14 | 3b225275 |
15 | 2520c453 |
hex | 17db0ea7 |
400232103 has 16 divisors (see below), whose sum is σ = 569856000. Its totient is φ = 249308640.
The previous prime is 400232083. The next prime is 400232111. The reversal of 400232103 is 301232004.
It is not a de Polignac number, because 400232103 - 29 = 400231591 is a prime.
400232103 is a modest number, since divided by 32103 gives 4002 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (400232123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71503 + ... + 76896.
It is an arithmetic number, because the mean of its divisors is an integer number (35616000).
Almost surely, 2400232103 is an apocalyptic number.
400232103 is a deficient number, since it is larger than the sum of its proper divisors (169623897).
400232103 is a wasteful number, since it uses less digits than its factorization.
400232103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148462.
The product of its (nonzero) digits is 144, while the sum is 15.
The square root of 400232103 is about 20005.8017334972. The cubic root of 400232103 is about 736.9487846328.
Adding to 400232103 its reverse (301232004), we get a palindrome (701464107).
Subtracting from 400232103 its reverse (301232004), we obtain a palindrome (99000099).
The spelling of 400232103 in words is "four hundred million, two hundred thirty-two thousand, one hundred three".
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