Base | Representation |
---|---|
bin | 10111111001110… |
… | …100000001010111 |
3 | 1000221121111110110 |
4 | 113321310001113 |
5 | 1310131000010 |
6 | 103443254103 |
7 | 12636465222 |
oct | 2771640127 |
9 | 1027544413 |
10 | 401031255 |
11 | 19640a799 |
12 | b237a333 |
13 | 65112b01 |
14 | 3b3925b9 |
15 | 25319120 |
hex | 17e74057 |
401031255 has 16 divisors (see below), whose sum is σ = 649774080. Its totient is φ = 211175328.
The previous prime is 401031203. The next prime is 401031269. The reversal of 401031255 is 552130104.
It is not a de Polignac number, because 401031255 - 28 = 401030999 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168027 + ... + 170396.
It is an arithmetic number, because the mean of its divisors is an integer number (40610880).
Almost surely, 2401031255 is an apocalyptic number.
401031255 is a deficient number, since it is larger than the sum of its proper divisors (248742825).
401031255 is a wasteful number, since it uses less digits than its factorization.
401031255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 338510.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 401031255 is about 20025.7647794036. The cubic root of 401031255 is about 737.4389523346.
Adding to 401031255 its reverse (552130104), we get a palindrome (953161359).
The spelling of 401031255 in words is "four hundred one million, thirty-one thousand, two hundred fifty-five".
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