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31342225041 = 32103109310187
BaseRepresentation
bin11101001100001001…
…000110011010010001
32222220021220222222200
4131030021012122101
51003142102200131
622222020353413
72156455342251
oct351411063221
988807828880
1031342225041
1112323961626
1260a8545869
132c564955ba
1417347db961
15c368aa2e6
hex74c246691

31342225041 has 24 divisors (see below), whose sum is σ = 46131159360. Its totient is φ = 20502053856.

The previous prime is 31342225003. The next prime is 31342225043. The reversal of 31342225041 is 14052224313.

31342225041 is a `hidden beast` number, since 3 + 134 + 2 + 22 + 504 + 1 = 666.

It is not a de Polignac number, because 31342225041 - 213 = 31342216849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31342224996 and 31342225014.

It is not an unprimeable number, because it can be changed into a prime (31342225043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54051 + ... + 256136.

It is an arithmetic number, because the mean of its divisors is an integer number (1922131640).

Almost surely, 231342225041 is an apocalyptic number.

It is an amenable number.

31342225041 is a deficient number, since it is larger than the sum of its proper divisors (14788934319).

31342225041 is a wasteful number, since it uses less digits than its factorization.

31342225041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310405 (or 310402 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 31342225041 its reverse (14052224313), we get a palindrome (45394449354).

The spelling of 31342225041 in words is "thirty-one billion, three hundred forty-two million, two hundred twenty-five thousand, forty-one".

Divisors: 1 3 9 103 109 309 327 927 981 11227 33681 101043 310187 930561 2791683 31949261 33810383 95847783 101431149 287543349 304293447 3482469449 10447408347 31342225041