Base | Representation |
---|---|
bin | 100000011000101000110001… |
… | …001101010110101101110011 |
3 | 200200022020002121020000200120 |
4 | 200120220301031112231303 |
5 | 122132040211422220301 |
6 | 1222531403242421323 |
7 | 42000160223260533 |
oct | 4030506115265563 |
9 | 620266077200616 |
10 | 142430531054451 |
11 | 414234a3695532 |
12 | 13b83ba8801843 |
13 | 61621ab9b41a3 |
14 | 2725962b054c3 |
15 | 116ee2943ae36 |
hex | 818a31356b73 |
142430531054451 has 16 divisors (see below), whose sum is σ = 196588754595840. Its totient is φ = 91630351676160.
The previous prime is 142430531054437. The next prime is 142430531054561. The reversal of 142430531054451 is 154450135034241.
It is not a de Polignac number, because 142430531054451 - 25 = 142430531054419 is a prime.
It is a super-2 number, since 2×1424305310544512 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (142430531058451) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2169246331 + ... + 2169311988.
It is an arithmetic number, because the mean of its divisors is an integer number (12286797162240).
Almost surely, 2142430531054451 is an apocalyptic number.
142430531054451 is a deficient number, since it is larger than the sum of its proper divisors (54158223541389).
142430531054451 is a wasteful number, since it uses less digits than its factorization.
142430531054451 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4338558706.
The product of its (nonzero) digits is 576000, while the sum is 42.
Adding to 142430531054451 its reverse (154450135034241), we get a palindrome (296880666088692).
The spelling of 142430531054451 in words is "one hundred forty-two trillion, four hundred thirty billion, five hundred thirty-one million, fifty-four thousand, four hundred fifty-one".
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