Base | Representation |
---|---|
bin | 1000010001011101000… |
… | …1000000010011110100 |
3 | 111120211212212012001000 |
4 | 2010113101000103310 |
5 | 4312032302120302 |
6 | 145142504003300 |
7 | 13160654141655 |
oct | 2042721002364 |
9 | 446755765030 |
10 | 142124254452 |
11 | 55302488a34 |
12 | 23665160530 |
13 | 1052c9c28ab |
14 | 6c437cd52c |
15 | 3a6c47a31c |
hex | 21174404f4 |
142124254452 has 48 divisors (see below), whose sum is σ = 370340752320. Its totient is φ = 47134263456.
The previous prime is 142124254409. The next prime is 142124254511. The reversal of 142124254452 is 254452421241.
142124254452 is a `hidden beast` number, since 1 + 4 + 21 + 2 + 42 + 544 + 52 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3318738 + ... + 3361289.
It is an arithmetic number, because the mean of its divisors is an integer number (7715432340).
Almost surely, 2142124254452 is an apocalyptic number.
142124254452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
142124254452 is an abundant number, since it is smaller than the sum of its proper divisors (228216497868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142124254452 is a wasteful number, since it uses less digits than its factorization.
142124254452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6680237 (or 6680229 counting only the distinct ones).
The product of its digits is 102400, while the sum is 36.
Adding to 142124254452 its reverse (254452421241), we get a palindrome (396576675693).
The spelling of 142124254452 in words is "one hundred forty-two billion, one hundred twenty-four million, two hundred fifty-four thousand, four hundred fifty-two".
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