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31010434101 = 32101131260419
BaseRepresentation
bin11100111000010111…
…011010110000110101
32222001011121021101100
4130320113122300311
51002002132342401
622125045120313
72145316224603
oct347027326065
988034537340
1031010434101
1112173644139
1260153b9099
132c028165ba
141702710873
15c176bbb86
hex7385dac35

31010434101 has 24 divisors (see below), whose sum is σ = 45581833440. Its totient is φ = 20312604000.

The previous prime is 31010434069. The next prime is 31010434121. The reversal of 31010434101 is 10143401013.

31010434101 is a `hidden beast` number, since 310 + 10 + 4 + 341 + 0 + 1 = 666.

It is not a de Polignac number, because 31010434101 - 25 = 31010434069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31010434121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11131 + ... + 249288.

It is an arithmetic number, because the mean of its divisors is an integer number (1899243060).

Almost surely, 231010434101 is an apocalyptic number.

It is an amenable number.

31010434101 is a deficient number, since it is larger than the sum of its proper divisors (14571399339).

31010434101 is a wasteful number, since it uses less digits than its factorization.

31010434101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260657 (or 260654 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 31010434101 its reverse (10143401013), we get a palindrome (41153835114).

The spelling of 31010434101 in words is "thirty-one billion, ten million, four hundred thirty-four thousand, one hundred one".

Divisors: 1 3 9 101 131 303 393 909 1179 13231 39693 119079 260419 781257 2343771 26302319 34114889 78906957 102344667 236720871 307034001 3445603789 10336811367 31010434101