Base | Representation |
---|---|
bin | 10011001011110101001000… |
… | …01000010101001100000010 |
3 | 12112101010101211222100120110 |
4 | 21211322210020111030002 |
5 | 21012201331120204144 |
6 | 225420510343052150 |
7 | 11612656021612431 |
oct | 1145724410251402 |
9 | 175333354870513 |
10 | 42187922428674 |
11 | 12495885412a50 |
12 | 4894375a41056 |
13 | 1a703c4bc6699 |
14 | a5bc98dd9118 |
15 | 4d2610bc90b9 |
hex | 265ea4215302 |
42187922428674 has 64 divisors (see below), whose sum is σ = 92136375020160. Its totient is φ = 12771724945920.
The previous prime is 42187922428633. The next prime is 42187922428711. The reversal of 42187922428674 is 47682422978124.
It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (66).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296573614 + ... + 296715830.
It is an arithmetic number, because the mean of its divisors is an integer number (1439630859690).
Almost surely, 242187922428674 is an apocalyptic number.
42187922428674 is an abundant number, since it is smaller than the sum of its proper divisors (49948452591486).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42187922428674 is a wasteful number, since it uses less digits than its factorization.
42187922428674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146595.
The product of its digits is 173408256, while the sum is 66.
It can be divided in two parts, 4218792 and 2428674, that added together give a palindrome (6647466).
The spelling of 42187922428674 in words is "forty-two trillion, one hundred eighty-seven billion, nine hundred twenty-two million, four hundred twenty-eight thousand, six hundred seventy-four".
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