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30013100313 = 371784070309
BaseRepresentation
bin11011111100111010…
…111001000100011001
32212110122221110121220
4123330322321010121
5442431323202223
621442100522253
72111516100120
oct337472710431
985418843556
1030013100313
1111801681539
1259973b0389
132aa4000b71
14164a098ab7
15ba9d656e3
hex6fceb9119

30013100313 has 16 divisors (see below), whose sum is σ = 48424498560. Its totient is φ = 16141499136.

The previous prime is 30013100303. The next prime is 30013100363. The reversal of 30013100313 is 31300131003.

It is not a de Polignac number, because 30013100313 - 28 = 30013100057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30013100292 and 30013100301.

It is not an unprimeable number, because it can be changed into a prime (30013100303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42034798 + ... + 42035511.

It is an arithmetic number, because the mean of its divisors is an integer number (3026531160).

Almost surely, 230013100313 is an apocalyptic number.

It is an amenable number.

30013100313 is a deficient number, since it is larger than the sum of its proper divisors (18411398247).

30013100313 is a wasteful number, since it uses less digits than its factorization.

30013100313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84070336.

The product of its (nonzero) digits is 81, while the sum is 15.

Adding to 30013100313 its reverse (31300131003), we get a palindrome (61313231316).

The spelling of 30013100313 in words is "thirty billion, thirteen million, one hundred thousand, three hundred thirteen".

Divisors: 1 3 7 17 21 51 119 357 84070309 252210927 588492163 1429195253 1765476489 4287585759 10004366771 30013100313