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200100313231 = 7134746785203
BaseRepresentation
bin1011101001011011101…
…0000111100010001111
3201010111100001010101021
42322112322013202033
511234301140010411
6231531432055011
720312446412260
oct2722672074217
9633440033337
10200100313231
1177953456aa5
1232945234467
1315b3c042410
149983554967
15531218ba71
hex2e96e8788f

200100313231 has 16 divisors (see below), whose sum is σ = 251517256704. Its totient is φ = 154952589024.

The previous prime is 200100313223. The next prime is 200100313289. The reversal of 200100313231 is 132313001002.

It is a cyclic number.

It is not a de Polignac number, because 200100313231 - 23 = 200100313223 is a prime.

It is a super-2 number, since 2×2001003132312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200100313291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23388325 + ... + 23396878.

It is an arithmetic number, because the mean of its divisors is an integer number (15719828544).

Almost surely, 2200100313231 is an apocalyptic number.

200100313231 is a deficient number, since it is larger than the sum of its proper divisors (51416943473).

200100313231 is a wasteful number, since it uses less digits than its factorization.

200100313231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46785270.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 200100313231 its reverse (132313001002), we get a palindrome (332413314233).

The spelling of 200100313231 in words is "two hundred billion, one hundred million, three hundred thirteen thousand, two hundred thirty-one".

Divisors: 1 7 13 47 91 329 611 4277 46785203 327496421 608207639 2198904541 4257453473 15392331787 28585759033 200100313231