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40103031310 = 2513130613001
BaseRepresentation
bin100101010110010100…
…111011001000001110
310211111211221001212221
4211112110323020032
51124112334000220
630231215045554
72616535066426
oct452624731016
9124454831787
1040103031310
111600a12aa91
1279325108ba
133a21517a34
141d2614b486
15109aa899aa
hex95653b20e

40103031310 has 16 divisors (see below), whose sum is σ = 72736492752. Its totient is φ = 15918760000.

The previous prime is 40103031277. The next prime is 40103031337. The reversal of 40103031310 is 1313030104.

It is a super-2 number, since 2×401030313102 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15305191 + ... + 15307810.

It is an arithmetic number, because the mean of its divisors is an integer number (4546030797).

Almost surely, 240103031310 is an apocalyptic number.

40103031310 is a deficient number, since it is larger than the sum of its proper divisors (32633461442).

40103031310 is a wasteful number, since it uses less digits than its factorization.

40103031310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30613139.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 40103031310 its reverse (1313030104), we get a palindrome (41416061414).

The spelling of 40103031310 in words is "forty billion, one hundred three million, thirty-one thousand, three hundred ten".

Divisors: 1 2 5 10 131 262 655 1310 30613001 61226002 153065005 306130010 4010303131 8020606262 20051515655 40103031310