Base | Representation |
---|---|
bin | 111010010100001001… |
… | …1011000110001101000 |
3 | 102222020111202102212200 |
4 | 1310220103120301220 |
5 | 4022432414104230 |
6 | 133310250140200 |
7 | 12022215220221 |
oct | 1645023306150 |
9 | 388214672780 |
10 | 125230222440 |
11 | 49123217704 |
12 | 2032b421660 |
13 | ba6995254b |
14 | 60bdc16248 |
15 | 33ce236160 |
hex | 1d284d8c68 |
125230222440 has 96 divisors (see below), whose sum is σ = 424693825920. Its totient is φ = 31942779264.
The previous prime is 125230222423. The next prime is 125230222471. The reversal of 125230222440 is 44222032521.
It is a super-2 number, since 2×1252302224402 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7553932 + ... + 7570491.
It is an arithmetic number, because the mean of its divisors is an integer number (4423894020).
Almost surely, 2125230222440 is an apocalyptic number.
125230222440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125230222440 is an abundant number, since it is smaller than the sum of its proper divisors (299463603480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125230222440 is a wasteful number, since it uses less digits than its factorization.
125230222440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15124463 (or 15124456 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
Adding to 125230222440 its reverse (44222032521), we get a palindrome (169452254961).
The spelling of 125230222440 in words is "one hundred twenty-five billion, two hundred thirty million, two hundred twenty-two thousand, four hundred forty".
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