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31234201041 = 310411400347
BaseRepresentation
bin11101000101101101…
…000001010111010001
32222121202122210220210
4131011231001113101
51002431423413131
622203201154333
72154004220421
oct350555012721
988552583823
1031234201041
111227898a59a
12607832b9a9
132c39ca2784
14172431c481
15c2c16d146
hex745b415d1

31234201041 has 4 divisors (see below), whose sum is σ = 41645601392. Its totient is φ = 20822800692.

The previous prime is 31234201003. The next prime is 31234201049. The reversal of 31234201041 is 14010243213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 31234201041 - 211 = 31234198993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31234200999 and 31234201017.

It is not an unprimeable number, because it can be changed into a prime (31234201049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5205700171 + ... + 5205700176.

It is an arithmetic number, because the mean of its divisors is an integer number (10411400348).

Almost surely, 231234201041 is an apocalyptic number.

It is an amenable number.

31234201041 is a deficient number, since it is larger than the sum of its proper divisors (10411400351).

31234201041 is a wasteful number, since it uses less digits than its factorization.

31234201041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10411400350.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 31234201041 its reverse (14010243213), we get a palindrome (45244444254).

The spelling of 31234201041 in words is "thirty-one billion, two hundred thirty-four million, two hundred one thousand, forty-one".

Divisors: 1 3 10411400347 31234201041