Base | Representation |
---|---|
bin | 101110110010101100100… |
… | …010000011010110110000 |
3 | 102101101211211021002010111 |
4 | 232302230202003112300 |
5 | 410140401204121300 |
6 | 10501105534311104 |
7 | 451212556156252 |
oct | 56625442032660 |
9 | 12341754232114 |
10 | 3215530145200 |
11 | 102a775a3591a |
12 | 43b236658494 |
13 | 1a42b94762b9 |
14 | b18bd79dcd2 |
15 | 5899b2ec9ba |
hex | 2ecac8835b0 |
3215530145200 has 60 divisors (see below), whose sum is σ = 7797510447480. Its totient is φ = 1274191367680.
The previous prime is 3215530145101. The next prime is 3215530145203. The reversal of 3215530145200 is 25410355123.
It is a super-2 number, since 2×32155301452002 (a number of 26 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3215530145203) 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 11 ways as a sum of consecutive naturals, for example, 37521805 + ... + 37607404.
It is an arithmetic number, because the mean of its divisors is an integer number (129958507458).
Almost surely, 23215530145200 is an apocalyptic number.
It is an amenable number.
3215530145200 is an abundant number, since it is smaller than the sum of its proper divisors (4581980302280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3215530145200 is a wasteful number, since it uses less digits than its factorization.
3215530145200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75129334 (or 75129323 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 31.
The spelling of 3215530145200 in words is "three trillion, two hundred fifteen billion, five hundred thirty million, one hundred forty-five thousand, two hundred".
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