Base | Representation |
---|---|
bin | 1100000100000001… |
… | …0001101001101110 |
3 | 22100200000020211100 |
4 | 3001000101221232 |
5 | 23112421344430 |
6 | 1253151103530 |
7 | 143146116603 |
oct | 30100215156 |
9 | 8320006740 |
10 | 3238074990 |
11 | 1411899737 |
12 | 764511ba6 |
13 | 3c7b10107 |
14 | 22a09a6aa |
15 | 13e41e960 |
hex | c1011a6e |
3238074990 has 96 divisors (see below), whose sum is σ = 8617752000. Its totient is φ = 843333120.
The previous prime is 3238074979. The next prime is 3238074991. The reversal of 3238074990 is 994708323.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3238074991) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 694186 + ... + 698834.
It is an arithmetic number, because the mean of its divisors is an integer number (89768250).
Almost surely, 23238074990 is an apocalyptic number.
3238074990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 3238074990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4308876000).
3238074990 is an abundant number, since it is smaller than the sum of its proper divisors (5379677010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3238074990 is a wasteful number, since it uses less digits than its factorization.
3238074990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4842 (or 4839 counting only the distinct ones).
The product of its (nonzero) digits is 326592, while the sum is 45.
The square root of 3238074990 is about 56904.0858814198. The cubic root of 3238074990 is about 1479.4341320404.
The spelling of 3238074990 in words is "three billion, two hundred thirty-eight million, seventy-four thousand, nine hundred ninety".
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