Base | Representation |
---|---|
bin | 100101100011000010… |
… | …001011001101000111 |
3 | 10212001201002012002220 |
4 | 211203002023031013 |
5 | 1130031423021411 |
6 | 30304312303423 |
7 | 2625034134450 |
oct | 454302131507 |
9 | 125051065086 |
10 | 40316220231 |
11 | 16109500a81 |
12 | 79919a1b73 |
13 | 3a5673c221 |
14 | 1d465a4127 |
15 | 10ae64bb06 |
hex | 96308b347 |
40316220231 has 32 divisors (see below), whose sum is σ = 63358107648. Its totient is φ = 22324831200.
The previous prime is 40316220211. The next prime is 40316220257. The reversal of 40316220231 is 13202261304.
It is not a de Polignac number, because 40316220231 - 25 = 40316220199 is a prime.
It is a super-2 number, since 2×403162202312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40316220211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61095 + ... + 290456.
It is an arithmetic number, because the mean of its divisors is an integer number (1979940864).
Almost surely, 240316220231 is an apocalyptic number.
40316220231 is a deficient number, since it is larger than the sum of its proper divisors (23041887417).
40316220231 is a wasteful number, since it uses less digits than its factorization.
40316220231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 351731.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 40316220231 its reverse (13202261304), we get a palindrome (53518481535).
The spelling of 40316220231 in words is "forty billion, three hundred sixteen million, two hundred twenty thousand, two hundred thirty-one".
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