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3030420068 = 2213175997599
BaseRepresentation
bin1011010010100000…
…1000101001100100
321211012021021211022
42310220020221210
522201241420233
61220412230312
7135045100634
oct26450105144
97735237738
103030420068
1113156584a5
12706a6b398
13393aa5790
1420a6846c4
1512b0a2398
hexb4a08a64

3030420068 has 96 divisors (see below), whose sum is σ = 6223392000. Its totient is φ = 1278590976.

The previous prime is 3030420023. The next prime is 3030420091. The reversal of 3030420068 is 8600240303.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5058833 + ... + 5059431.

It is an arithmetic number, because the mean of its divisors is an integer number (64827000).

Almost surely, 23030420068 is an apocalyptic number.

It is an amenable number.

3030420068 is an abundant number, since it is smaller than the sum of its proper divisors (3192971932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3030420068 is a wasteful number, since it uses less digits than its factorization.

3030420068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 3030420068 is about 55049.2512937279. The cubic root of 3030420068 is about 1447.1080000397.

The spelling of 3030420068 in words is "three billion, thirty million, four hundred twenty thousand, sixty-eight".

Divisors: 1 2 4 13 17 26 34 52 59 68 97 118 194 221 236 388 442 599 767 884 1003 1198 1261 1534 1649 2006 2396 2522 3068 3298 4012 5044 5723 6596 7787 10183 11446 13039 15574 20366 21437 22892 26078 31148 35341 40732 42874 52156 58103 70682 74399 85748 97291 116206 132379 141364 148798 194582 232412 264758 297596 389164 459433 529516 600797 755339 918866 987751 1201594 1264783 1510678 1837732 1975502 2403188 2529566 3021356 3428077 3951004 5059132 6856154 7810361 12840763 13712308 15620722 25681526 31241444 44565001 51363052 58277309 89130002 116554618 178260004 233109236 757605017 1515210034 3030420068