Base | Representation |
---|---|
bin | 101110001101001001000100… |
… | …011101110010001001010000 |
3 | 222122111222212111012202120112 |
4 | 232031021010131302021100 |
5 | 203113421144203114300 |
6 | 2000110511503500452 |
7 | 60542446211606021 |
oct | 5615110435621120 |
9 | 878458774182515 |
10 | 203213231301200 |
11 | 5982827a34769a |
12 | 1a960103bb7728 |
13 | 8950c053a6253 |
14 | 3827803d76c48 |
15 | 1876098647e35 |
hex | b8d244772250 |
203213231301200 has 60 divisors (see below), whose sum is σ = 488226348232188. Its totient is φ = 81284200320000.
The previous prime is 203213231301149. The next prime is 203213231301263. The reversal of 203213231301200 is 2103132312302.
It can be written as a sum of positive squares in 6 ways, for example, as 1045555330576 + 202167675970624 = 1022524^2 + 14218568^2 .
It is a super-2 number, since 2×2032132313012002 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26725700 + ... + 33476700.
Almost surely, 2203213231301200 is an apocalyptic number.
203213231301200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
203213231301200 is an abundant number, since it is smaller than the sum of its proper divisors (285013116930988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203213231301200 is a wasteful number, since it uses less digits than its factorization.
203213231301200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6826272 (or 6826261 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 203213231301200 its reverse (2103132312302), we get a palindrome (205316363613502).
The spelling of 203213231301200 in words is "two hundred three trillion, two hundred thirteen billion, two hundred thirty-one million, three hundred one thousand, two hundred".
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