Base | Representation |
---|---|
bin | 111001111010000101… |
… | …1000101010100000100 |
3 | 102212222120001120001200 |
4 | 1303310023011110010 |
5 | 4014140020132330 |
6 | 133043404422500 |
7 | 11661435263064 |
oct | 1636413052404 |
9 | 385876046050 |
10 | 124355630340 |
11 | 48814569717 |
12 | 20126547a30 |
13 | b95a6b3926 |
14 | 60399d13a4 |
15 | 337c577a60 |
hex | 1cf42c5504 |
124355630340 has 72 divisors (see below), whose sum is σ = 377415788568. Its totient is φ = 33143592960.
The previous prime is 124355630327. The next prime is 124355630341. The reversal of 124355630340 is 43036553421.
124355630340 is a `hidden beast` number, since 1 + 2 + 43 + 556 + 30 + 34 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 3602160324 + 120753470016 = 60018^2 + 347496^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 124355630295 and 124355630304.
It is not an unprimeable number, because it can be changed into a prime (124355630341) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149364 + ... + 520596.
Almost surely, 2124355630340 is an apocalyptic number.
124355630340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124355630340 is an abundant number, since it is smaller than the sum of its proper divisors (253060158228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124355630340 is a wasteful number, since it uses less digits than its factorization.
124355630340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 373109 (or 373104 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 36.
The spelling of 124355630340 in words is "one hundred twenty-four billion, three hundred fifty-five million, six hundred thirty thousand, three hundred forty".
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