Base | Representation |
---|---|
bin | 11100010111001010010… |
… | …001001110111011100000 |
3 | 20220022202010010110112110 |
4 | 130113022101032323200 |
5 | 223413040001402240 |
6 | 4051210423355320 |
7 | 260545243052031 |
oct | 34271221167340 |
9 | 6808663113473 |
10 | 1949013700320 |
11 | 691632472235 |
12 | 2758948b2b40 |
13 | 111a3937338b |
14 | 6a49317aa88 |
15 | 35a71c60c80 |
hex | 1c5ca44eee0 |
1949013700320 has 192 divisors, whose sum is σ = 6321071566656. Its totient is φ = 504485560320.
The previous prime is 1949013700273. The next prime is 1949013700327. The reversal of 1949013700320 is 230073109491.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1949013700327) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3625602 + ... + 4128318.
It is an arithmetic number, because the mean of its divisors is an integer number (32922247743).
Almost surely, 21949013700320 is an apocalyptic number.
1949013700320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1949013700320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3160535783328).
1949013700320 is an abundant number, since it is smaller than the sum of its proper divisors (4372057866336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1949013700320 is a wasteful number, since it uses less digits than its factorization.
1949013700320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 502973 (or 502965 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 39.
The spelling of 1949013700320 in words is "one trillion, nine hundred forty-nine billion, thirteen million, seven hundred thousand, three hundred twenty".
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