Search a number
-
+
30102313313 = 234013263831
BaseRepresentation
bin11100000010001111…
…001101100101100001
32212200212210221212002
4130002033031211201
5443122143011223
621455005013345
72113651304252
oct340217154541
985625727762
1030102313313
1111847a75596
125a01254255
132ab9638817
141657c7cb29
15bb2ad8e28
hex7023cd961

30102313313 has 8 divisors (see below), whose sum is σ = 31489451136. Its totient is φ = 28721704000.

The previous prime is 30102313309. The next prime is 30102313327. The reversal of 30102313313 is 31331320103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30102313313 - 22 = 30102313309 is a prime.

It is a super-2 number, since 2×301023133132 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30102313393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1622693 + ... + 1641138.

It is an arithmetic number, because the mean of its divisors is an integer number (3936181392).

Almost surely, 230102313313 is an apocalyptic number.

It is an amenable number.

30102313313 is a deficient number, since it is larger than the sum of its proper divisors (1387137823).

30102313313 is a wasteful number, since it uses less digits than its factorization.

30102313313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264255.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 30102313313 its reverse (31331320103), we get a palindrome (61433633416).

The spelling of 30102313313 in words is "thirty billion, one hundred two million, three hundred thirteen thousand, three hundred thirteen".

Divisors: 1 23 401 9223 3263831 75068113 1308796231 30102313313