Base | Representation |
---|---|
bin | 11110000000011011001… |
… | …10000011111001111000 |
3 | 10122120020120110111111002 |
4 | 33000031212003321320 |
5 | 113343012134413222 |
6 | 2105351045424132 |
7 | 134326433243060 |
oct | 17001546037170 |
9 | 3576216414432 |
10 | 1031020232312 |
11 | 368287051624 |
12 | 14799a70b048 |
13 | 762bcb32ba5 |
14 | 37c8a1883a0 |
15 | 1bc44c1b392 |
hex | f00d983e78 |
1031020232312 has 64 divisors (see below), whose sum is σ = 2233343448000. Its totient is φ = 437071334400.
The previous prime is 1031020232311. The next prime is 1031020232317. The reversal of 1031020232312 is 2132320201301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1031020232311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5846258 + ... + 6020030.
It is an arithmetic number, because the mean of its divisors is an integer number (34895991375).
Almost surely, 21031020232312 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1031020232312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1116671724000).
1031020232312 is an abundant number, since it is smaller than the sum of its proper divisors (1202323215688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031020232312 is a wasteful number, since it uses less digits than its factorization.
1031020232312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 174936 (or 174932 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 1031020232312 its reverse (2132320201301), we get a palindrome (3163340433613).
The spelling of 1031020232312 in words is "one trillion, thirty-one billion, twenty million, two hundred thirty-two thousand, three hundred twelve".
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