Search a number
-
+
1308710087874 = 232712238492713
BaseRepresentation
bin10011000010110101001…
…100110010110011000010
311122010000020220202120100
4103002311030302303002
5132420214240302444
62441114011023230
7163360025126520
oct23026514626302
94563006822510
101308710087874
114650257aa122
1219177843ab16
139654579c4a7
14474b0295310
1524098936e69
hex130b5332cc2

1308710087874 has 48 divisors (see below), whose sum is σ = 3243265564032. Its totient is φ = 373611386304.

The previous prime is 1308710087873. The next prime is 1308710087887. The reversal of 1308710087874 is 4787800178031.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1308710087874.

It is not an unprimeable number, because it can be changed into a prime (1308710087873) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4092259 + ... + 4400454.

It is an arithmetic number, because the mean of its divisors is an integer number (67568032584).

Almost surely, 21308710087874 is an apocalyptic number.

1308710087874 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1308710087874 is an abundant number, since it is smaller than the sum of its proper divisors (1934555476158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1308710087874 is a wasteful number, since it uses less digits than its factorization.

1308710087874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8493951 (or 8493948 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 54.

The spelling of 1308710087874 in words is "one trillion, three hundred eight billion, seven hundred ten million, eighty-seven thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 1223 2446 3669 7338 8561 11007 17122 22014 25683 51366 77049 154098 8492713 16985426 25478139 50956278 59448991 76434417 118897982 152868834 178346973 356693946 535040919 1070081838 10386587999 20773175998 31159763997 62319527994 72706115993 93479291991 145412231986 186958583982 218118347979 436236695958 654355043937 1308710087874