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231013333199 = 11671291242797
BaseRepresentation
bin1101011100100101110…
…1111011100011001111
3211002021201100020200202
43113021131323203033
512241103403130244
6254043121244115
722455503635025
oct3271135734317
9732251306622
10231013333199
1189a77005490
1238931a9363b
1318a2760c1cc
14b276d48715
15602101504e
hex35c977b8cf

231013333199 has 16 divisors (see below), whose sum is σ = 255975133056. Its totient is φ = 206716514400.

The previous prime is 231013333169. The next prime is 231013333223. The reversal of 231013333199 is 991333310132.

It is a de Polignac number, because none of the positive numbers 2k-231013333199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231013333169) 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, 830069 + ... + 1072865.

It is an arithmetic number, because the mean of its divisors is an integer number (15998445816).

Almost surely, 2231013333199 is an apocalyptic number.

231013333199 is a deficient number, since it is larger than the sum of its proper divisors (24961799857).

231013333199 is a wasteful number, since it uses less digits than its factorization.

231013333199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244166.

The product of its (nonzero) digits is 39366, while the sum is 38.

The spelling of 231013333199 in words is "two hundred thirty-one billion, thirteen million, three hundred thirty-three thousand, one hundred ninety-nine".

Divisors: 1 11 67 737 1291 14201 86497 242797 951467 2670767 16267399 178941389 313450927 3447960197 21001212109 231013333199