Base | Representation |
---|---|
bin | 100111010101110100… |
… | …100110100010111011 |
3 | 11001000220212001222200 |
4 | 213111310212202323 |
5 | 1143002430321133 |
6 | 31223345321243 |
7 | 3023540301345 |
oct | 472564464273 |
9 | 131026761880 |
10 | 42242042043 |
11 | 16a07593453 |
12 | 822a936223 |
13 | 3ca2714066 |
14 | 208a270295 |
15 | 117375a913 |
hex | 9d5d268bb |
42242042043 has 12 divisors (see below), whose sum is σ = 61080726408. Its totient is φ = 28131618240.
The previous prime is 42242042023. The next prime is 42242042083. The reversal of 42242042043 is 34024024224.
It is not a de Polignac number, because 42242042043 - 212 = 42242037947 is a prime.
It is a super-2 number, since 2×422420420432 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42242041998 and 42242042016.
It is not an unprimeable number, because it can be changed into a prime (42242042023) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2469598 + ... + 2486643.
It is an arithmetic number, because the mean of its divisors is an integer number (5090060534).
Almost surely, 242242042043 is an apocalyptic number.
42242042043 is a deficient number, since it is larger than the sum of its proper divisors (18838684365).
42242042043 is a wasteful number, since it uses less digits than its factorization.
42242042043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4957194 (or 4957191 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 27.
Adding to 42242042043 its reverse (34024024224), we get a palindrome (76266066267).
The spelling of 42242042043 in words is "forty-two billion, two hundred forty-two million, forty-two thousand, forty-three".
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