Base | Representation |
---|---|
bin | 100111010000101000… |
… | …101001101111111000 |
3 | 11000210212010001210012 |
4 | 213100220221233320 |
5 | 1142313141221402 |
6 | 31211000241052 |
7 | 3021432533501 |
oct | 472050515770 |
9 | 130725101705 |
10 | 42155023352 |
11 | 16972458a82 |
12 | 8205770188 |
13 | 3c8a697100 |
14 | 207c89bba8 |
15 | 116acbc452 |
hex | 9d0a29bf8 |
42155023352 has 96 divisors (see below), whose sum is σ = 91430635680. Its totient is φ = 18148515840.
The previous prime is 42155023343. The next prime is 42155023399. The reversal of 42155023352 is 25332055124.
42155023352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2589077 + ... + 2605307.
It is an arithmetic number, because the mean of its divisors is an integer number (952402455).
Almost surely, 242155023352 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42155023352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45715317840).
42155023352 is an abundant number, since it is smaller than the sum of its proper divisors (49275612328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42155023352 is a wasteful number, since it uses less digits than its factorization.
42155023352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16393 (or 16376 counting only the distinct ones).
The product of its (nonzero) digits is 36000, while the sum is 32.
Adding to 42155023352 its reverse (25332055124), we get a palindrome (67487078476).
The spelling of 42155023352 in words is "forty-two billion, one hundred fifty-five million, twenty-three thousand, three hundred fifty-two".
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