Base | Representation |
---|---|
bin | 1101001110011101111… |
… | …11110111000001011100 |
3 | 1121110000000100010010022 |
4 | 12213032333313001130 |
5 | 24421200232204040 |
6 | 544434024531312 |
7 | 44555361530063 |
oct | 6471677670134 |
9 | 1543000303108 |
10 | 454444413020 |
11 | 165802029764 |
12 | 740a8620b38 |
13 | 33b140c1450 |
14 | 17dd0c8d1da |
15 | bc4b54b6b5 |
hex | 69ceff705c |
454444413020 has 48 divisors (see below), whose sum is σ = 1072428033600. Its totient is φ = 160499429376.
The previous prime is 454444413013. The next prime is 454444413023. The reversal of 454444413020 is 20314444454.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (454444413023) 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, 37991045 + ... + 38003004.
It is an arithmetic number, because the mean of its divisors is an integer number (22342250700).
Almost surely, 2454444413020 is an apocalyptic number.
It is an amenable number.
454444413020 is an abundant number, since it is smaller than the sum of its proper divisors (617983620580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
454444413020 is a wasteful number, since it uses less digits than its factorization.
454444413020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75994094 (or 75994092 counting only the distinct ones).
The product of its (nonzero) digits is 122880, while the sum is 35.
Adding to 454444413020 its reverse (20314444454), we get a palindrome (474758857474).
The spelling of 454444413020 in words is "four hundred fifty-four billion, four hundred forty-four million, four hundred thirteen thousand, twenty".
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