Base | Representation |
---|---|
bin | 10010111001000011… |
… | …11000101110000110 |
3 | 222011211120022120121 |
4 | 21130201320232012 |
5 | 131232413242132 |
6 | 4354225052154 |
7 | 506223211363 |
oct | 113441705606 |
9 | 28154508517 |
10 | 10142321542 |
11 | 4335092321 |
12 | 1b7078705a |
13 | c5832b3c2 |
14 | 6c300d46a |
15 | 3e5622497 |
hex | 25c878b86 |
10142321542 has 8 divisors (see below), whose sum is σ = 15249792600. Its totient is φ = 5059057344.
The previous prime is 10142321513. The next prime is 10142321599. The reversal of 10142321542 is 24512324101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×101423215422 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6050667 + ... + 6052342.
It is an arithmetic number, because the mean of its divisors is an integer number (1906224075).
Almost surely, 210142321542 is an apocalyptic number.
10142321542 is a deficient number, since it is larger than the sum of its proper divisors (5107471058).
10142321542 is a wasteful number, since it uses less digits than its factorization.
10142321542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12103430.
The product of its (nonzero) digits is 1920, while the sum is 25.
Adding to 10142321542 its reverse (24512324101), we get a palindrome (34654645643).
The spelling of 10142321542 in words is "ten billion, one hundred forty-two million, three hundred twenty-one thousand, five hundred forty-two".
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