Search a number
-
+
310002310121 = 7192122676023
BaseRepresentation
bin1001000001011011001…
…00111101101111101001
31002122011121001000202112
410200231210331233221
520034341042410441
6354225121212105
731253101105340
oct4405544755751
91078147030675
10310002310121
1110a5202499a9
12500b7191035
13233051476ca
141100b706b57
1580e58764eb
hex482d93dbe9

310002310121 has 12 divisors (see below), whose sum is σ = 373916521152. Its totient is φ = 251731197144.

The previous prime is 310002310109. The next prime is 310002310127. The reversal of 310002310121 is 121013200013.

It is not a de Polignac number, because 310002310121 - 214 = 310002293737 is a prime.

It is a super-2 number, since 2×3100023101212 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 310002310096 and 310002310105.

It is not an unprimeable number, because it can be changed into a prime (310002310127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61335485 + ... + 61340538.

It is an arithmetic number, because the mean of its divisors is an integer number (31159710096).

Almost surely, 2310002310121 is an apocalyptic number.

It is an amenable number.

310002310121 is a deficient number, since it is larger than the sum of its proper divisors (63914211031).

310002310121 is a wasteful number, since it uses less digits than its factorization.

310002310121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122676068 (or 122676049 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 310002310121 its reverse (121013200013), we get a palindrome (431015510134).

The spelling of 310002310121 in words is "three hundred ten billion, two million, three hundred ten thousand, one hundred twenty-one".

Divisors: 1 7 19 133 361 2527 122676023 858732161 2330844437 16315911059 44286044303 310002310121