Base | Representation |
---|---|
bin | 111001100010000101… |
… | …0000000100100101010 |
3 | 102210220102012110011200 |
4 | 1303010022000210222 |
5 | 4011012302324120 |
6 | 132431430105030 |
7 | 11632454014164 |
oct | 1630412004452 |
9 | 383812173150 |
10 | 123550042410 |
11 | 48440861573 |
12 | 1bb407ab176 |
13 | b85c825492 |
14 | 5da0a0d934 |
15 | 3331999e90 |
hex | 1cc428092a |
123550042410 has 96 divisors (see below), whose sum is σ = 333370898640. Its totient is φ = 31708744704.
The previous prime is 123550042397. The next prime is 123550042411. The reversal of 123550042410 is 14240055321.
123550042410 is a `hidden beast` number, since 1 + 235 + 5 + 0 + 0 + 424 + 1 + 0 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 13723419609 + 109826622801 = 117147^2 + 331401^2 .
It is a super-2 number, since 2×1235500424102 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (123550042411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 741312 + ... + 892548.
Almost surely, 2123550042410 is an apocalyptic number.
123550042410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 123550042410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166685449320).
123550042410 is an abundant number, since it is smaller than the sum of its proper divisors (209820856230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123550042410 is a wasteful number, since it uses less digits than its factorization.
123550042410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 151592 (or 151589 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
Adding to 123550042410 its reverse (14240055321), we get a palindrome (137790097731).
The spelling of 123550042410 in words is "one hundred twenty-three billion, five hundred fifty million, forty-two thousand, four hundred ten".
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