| Base | Representation |
|---|---|
| bin | 100011110100101… |
| … | …0001010011100000 |
| 3 | 10002202202222120000 |
| 4 | 1013221101103200 |
| 5 | 4430203013440 |
| 6 | 315135020000 |
| 7 | 41533561305 |
| oct | 10751212340 |
| 9 | 3082688500 |
| 10 | 1202001120 |
| 11 | 567553261 |
| 12 | 29666a600 |
| 13 | 162045288 |
| 14 | b58d10ac |
| 15 | 707d3730 |
| hex | 47a514e0 |
1202001120 has 240 divisors, whose sum is σ = 4275588240. Its totient is φ = 318007296.
The previous prime is 1202001061. The next prime is 1202001121. The reversal of 1202001120 is 211002021.
It is a tau number, because it is divible by the number of its divisors (240).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1202001121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2112196 + ... + 2112764.
It is an arithmetic number, because the mean of its divisors is an integer number (17814951).
Almost surely, 21202001120 is an apocalyptic number.
1202001120 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 1202001120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2137794120).
1202001120 is an abundant number, since it is smaller than the sum of its proper divisors (3073587120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1202001120 is a wasteful number, since it uses less digits than its factorization.
1202001120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 759 (or 742 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 1202001120 is about 34669.8877990685. The cubic root of 1202001120 is about 1063.2489376146.
Adding to 1202001120 its reverse (211002021), we get a palindrome (1413003141).
Subtracting from 1202001120 its reverse (211002021), we obtain a palindrome (990999099).
The spelling of 1202001120 in words is "one billion, two hundred two million, one thousand, one hundred twenty".
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