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30017146412 = 2211897665257
BaseRepresentation
bin11011111101001010…
…010100111000101100
32212110221120000211102
4123331022110320230
5442433342141122
621442323342232
72111565351251
oct337512247054
985427500742
1030017146412
1111803995420
125998821978
132aa4ab96c6
14164a82d428
15baa3b4492
hex6fd294e2c

30017146412 has 24 divisors (see below), whose sum is σ = 57949350480. Its totient is φ = 13490850560.

The previous prime is 30017146403. The next prime is 30017146417. The reversal of 30017146412 is 21464171003.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (30017146417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3828713 + ... + 3836544.

It is an arithmetic number, because the mean of its divisors is an integer number (2414556270).

Almost surely, 230017146412 is an apocalyptic number.

It is an amenable number.

30017146412 is a deficient number, since it is larger than the sum of its proper divisors (27932204068).

30017146412 is a wasteful number, since it uses less digits than its factorization.

30017146412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7665361 (or 7665359 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The spelling of 30017146412 in words is "thirty billion, seventeen million, one hundred forty-six thousand, four hundred twelve".

Divisors: 1 2 4 11 22 44 89 178 356 979 1958 3916 7665257 15330514 30661028 84317827 168635654 337271308 682207873 1364415746 2728831492 7504286603 15008573206 30017146412