Base | Representation |
---|---|
bin | 101110110010010010010… |
… | …001000100010100010000 |
3 | 102101100201010002020002000 |
4 | 232302102101010110100 |
5 | 410134000402010242 |
6 | 10500554113354000 |
7 | 451165625466663 |
oct | 56622221042420 |
9 | 12340633066060 |
10 | 3215089485072 |
11 | 102a56a2193a3 |
12 | 43b132b68900 |
13 | 1a424909986a |
14 | b187b0536da |
15 | 589727a6a4c |
hex | 2ec92444510 |
3215089485072 has 160 divisors (see below), whose sum is σ = 9339593894400. Its totient is φ = 1058850828288.
The previous prime is 3215089485019. The next prime is 3215089485077. The reversal of 3215089485072 is 2705849805123.
3215089485072 is a `hidden beast` number, since 3 + 2 + 1 + 50 + 89 + 4 + 8 + 507 + 2 = 666.
It is a super-2 number, since 2×32150894850722 (a number of 26 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (3215089485077) 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, 16525353 + ... + 16718775.
It is an arithmetic number, because the mean of its divisors is an integer number (58372461840).
Almost surely, 23215089485072 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 3215089485072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4669796947200).
3215089485072 is an abundant number, since it is smaller than the sum of its proper divisors (6124504409328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3215089485072 is a wasteful number, since it uses less digits than its factorization.
3215089485072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193902 (or 193890 counting only the distinct ones).
The product of its (nonzero) digits is 4838400, while the sum is 54.
The spelling of 3215089485072 in words is "three trillion, two hundred fifteen billion, eighty-nine million, four hundred eighty-five thousand, seventy-two".
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