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30034312310 = 2538343917863
BaseRepresentation
bin11011111110001011…
…110011110001110110
32212112010212011000102
4123332023303301312
5443002240443220
621444135314102
72112164304512
oct337613636166
985463764012
1030034312310
111181264a412
1259a251b932
132aa8519b42
14164cc1b142
15babb55775
hex6fe2f3c76

30034312310 has 32 divisors (see below), whose sum is σ = 54329425920. Its totient is φ = 11954393568.

The previous prime is 30034312303. The next prime is 30034312331. The reversal of 30034312310 is 1321343003.

It is a super-2 number, since 2×300343123102 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1672439 + ... + 1690301.

It is an arithmetic number, because the mean of its divisors is an integer number (1697794560).

Almost surely, 230034312310 is an apocalyptic number.

30034312310 is a deficient number, since it is larger than the sum of its proper divisors (24295113610).

30034312310 is a wasteful number, since it uses less digits than its factorization.

30034312310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18692.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 30034312310 its reverse (1321343003), we get a palindrome (31355655313).

The spelling of 30034312310 in words is "thirty billion, thirty-four million, three hundred twelve thousand, three hundred ten".

Divisors: 1 2 5 10 383 439 766 878 1915 2195 3830 4390 17863 35726 89315 168137 178630 336274 840685 1681370 6841529 7841857 13683058 15683714 34207645 39209285 68415290 78418570 3003431231 6006862462 15017156155 30034312310