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31441104314 = 215720552157
BaseRepresentation
bin11101010010000010…
…010010110110111010
310000011011222120211222
4131102002102312322
51003342410314224
622235511552042
72162065656104
oct352202226672
9100134876758
1031441104314
1112374758034
12611568b622
132c70b05c49
1417439ba574
15c403dcb5e
hex752092dba

31441104314 has 4 divisors (see below), whose sum is σ = 47161656474. Its totient is φ = 15720552156.

The previous prime is 31441104311. The next prime is 31441104337. The reversal of 31441104314 is 41340114413.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41340114413 = 133180008801.

It can be written as a sum of positive squares in only one way, i.e., 31140602089 + 300502225 = 176467^2 + 17335^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (31441104311) 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 as a sum of consecutive naturals, namely, 7860276077 + ... + 7860276080.

Almost surely, 231441104314 is an apocalyptic number.

31441104314 is a deficient number, since it is larger than the sum of its proper divisors (15720552160).

31441104314 is a wasteful number, since it uses less digits than its factorization.

31441104314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15720552159.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 31441104314 its reverse (41340114413), we get a palindrome (72781218727).

The spelling of 31441104314 in words is "thirty-one billion, four hundred forty-one million, one hundred four thousand, three hundred fourteen".

Divisors: 1 2 15720552157 31441104314