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313212140241 = 371113293596543
BaseRepresentation
bin1001000111011001110…
…01011111101011010001
31002221110021220021220120
410203230321133223101
520112424301441431
6355515423100453
731425455156550
oct4435471375321
91087407807816
10313212140241
111109180a6870
1250852141729
13236c7148680
1411233b2dd97
158232567196
hex48ece5fad1

313212140241 has 64 divisors (see below), whose sum is σ = 580050616320. Its totient is φ = 145012573440.

The previous prime is 313212140207. The next prime is 313212140251. The reversal of 313212140241 is 142041212313.

It is not a de Polignac number, because 313212140241 - 29 = 313212139729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (313212140251) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1711185 + ... + 1885358.

It is an arithmetic number, because the mean of its divisors is an integer number (9063290880).

Almost surely, 2313212140241 is an apocalyptic number.

It is an amenable number.

313212140241 is a deficient number, since it is larger than the sum of its proper divisors (266838476079).

313212140241 is a wasteful number, since it uses less digits than its factorization.

313212140241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3596606.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 313212140241 its reverse (142041212313), we get a palindrome (455253352554).

The spelling of 313212140241 in words is "three hundred thirteen billion, two hundred twelve million, one hundred forty thousand, two hundred forty-one".

Divisors: 1 3 7 11 13 21 29 33 39 77 87 91 143 203 231 273 319 377 429 609 957 1001 1131 2233 2639 3003 4147 6699 7917 12441 29029 87087 3596543 10789629 25175801 39561973 46755059 75527403 104299747 118685919 140265177 276933811 312899241 327285413 514305649 730098229 830801433 981856239 1147297217 1355896711 1542916947 2190294687 3441891651 3600139543 4067690133 8031080519 9491276977 10800418629 14914863821 24093241557 28473830931 44744591463 104404046747 313212140241