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105313831413 = 3731116125223
BaseRepresentation
bin110001000010100110…
…0011000100111110101
3101001211111112221120120
41202011030120213311
53211140320101123
6120214104522153
710415526540240
oct1420514304765
9331744487516
10105313831413
1140732a0430a
12184b1480359
139c1469c89b
145150a96257
152b159d32e3
hex18853189f5

105313831413 has 16 divisors (see below), whose sum is σ = 160994236416. Its totient is φ = 59985825840.

The previous prime is 105313831393. The next prime is 105313831421. The reversal of 105313831413 is 314138313501.

It is not a de Polignac number, because 105313831413 - 210 = 105313830389 is a prime.

It is a super-2 number, since 2×1053138314132 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105313831463) 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 15 ways as a sum of consecutive naturals, for example, 8056081 + ... + 8069142.

It is an arithmetic number, because the mean of its divisors is an integer number (10062139776).

Almost surely, 2105313831413 is an apocalyptic number.

It is an amenable number.

105313831413 is a deficient number, since it is larger than the sum of its proper divisors (55680405003).

105313831413 is a wasteful number, since it uses less digits than its factorization.

105313831413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16125544.

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 105313831413 in words is "one hundred five billion, three hundred thirteen million, eight hundred thirty-one thousand, four hundred thirteen".

Divisors: 1 3 7 21 311 933 2177 6531 16125223 48375669 112876561 338629683 5014944353 15044833059 35104610471 105313831413