Base | Representation |
---|---|
bin | 11001101111011101111100… |
… | …011110011101010000101100 |
3 | 112211212001212202222121202201 |
4 | 121233131330132131100230 |
5 | 104314340443104023340 |
6 | 1040441221115031244 |
7 | 32563243635201610 |
oct | 3157357436352054 |
9 | 484761782877681 |
10 | 113213131314220 |
11 | 33089468191873 |
12 | 1084556873b524 |
13 | 4b22c4c77ac32 |
14 | 1dd578aca7340 |
15 | d14e0011a79a |
hex | 66f77c79d42c |
113213131314220 has 192 divisors, whose sum is σ = 303175325730816. Its totient is φ = 34598280499200.
The previous prime is 113213131314187. The next prime is 113213131314221. The reversal of 113213131314220 is 22413131312311.
It is a happy number.
It is a super-2 number, since 2×1132131313142202 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is not an unprimeable number, because it can be changed into a prime (113213131314221) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4709862 + ... + 15767341.
It is an arithmetic number, because the mean of its divisors is an integer number (1579038154848).
Almost surely, 2113213131314220 is an apocalyptic number.
113213131314220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
113213131314220 is an abundant number, since it is smaller than the sum of its proper divisors (189962194416596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
113213131314220 is a wasteful number, since it uses less digits than its factorization.
113213131314220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20477360 (or 20477358 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
Adding to 113213131314220 its reverse (22413131312311), we get a palindrome (135626262626531).
The spelling of 113213131314220 in words is "one hundred thirteen trillion, two hundred thirteen billion, one hundred thirty-one million, three hundred fourteen thousand, two hundred twenty".
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