Base | Representation |
---|---|
bin | 11101100011111001000… |
… | …000100100100000000000 |
3 | 21012012101220200221000000 |
4 | 131203321000210200000 |
5 | 231240302433140000 |
6 | 4153114024000000 |
7 | 266523020066130 |
oct | 35437100444000 |
9 | 7165356627000 |
10 | 2031402240000 |
11 | 713570673551 |
12 | 289848600000 |
13 | 1197392b0683 |
14 | 7046b230ac0 |
15 | 37c94c90000 |
hex | 1d8f9024800 |
2031402240000 has 1680 divisors, whose sum is σ = 8725085328960. Its totient is φ = 462827520000.
The previous prime is 2031402239963. The next prime is 2031402240001. The reversal of 2031402240000 is 422041302.
2031402240000 is a `hidden beast` number, since 20 + 3 + 1 + 402 + 240 + 0 + 0 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (1680).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2031402240001) by changing a digit.
It is a polite number, since it can be written in 139 ways as a sum of consecutive naturals, for example, 6531839845 + ... + 6531840155.
It is an arithmetic number, because the mean of its divisors is an integer number (5193503172).
Almost surely, 22031402240000 is an apocalyptic number.
2031402240000 is a gapful number since it is divisible by the number (20) 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 2031402240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4362542664480).
2031402240000 is an abundant number, since it is smaller than the sum of its proper divisors (6693683088960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031402240000 is an frugal number, since it uses more digits than its factorization.
2031402240000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 378 (or 328 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 2031402240000 its reverse (422041302), we get a palindrome (2031824281302).
The spelling of 2031402240000 in words is "two trillion, thirty-one billion, four hundred two million, two hundred forty thousand".
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