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30028093361 = 7174110359753
BaseRepresentation
bin11011111101110100…
…000101011110110001
32212111201011012012222
4123331310011132301
5442444142441421
621443354130425
72112060403460
oct337564053661
985451135188
1030028093361
111180a091a92
1259a0420a15
132aa71502a6
14164c07c9d7
15bab327cab
hex6fdd057b1

30028093361 has 32 divisors (see below), whose sum is σ = 37584787968. Its totient is φ = 23403663360.

The previous prime is 30028093343. The next prime is 30028093391. The reversal of 30028093361 is 16339082003.

It is not a de Polignac number, because 30028093361 - 222 = 30023899057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30028093391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 472661 + ... + 532413.

It is an arithmetic number, because the mean of its divisors is an integer number (1174524624).

Almost surely, 230028093361 is an apocalyptic number.

It is an amenable number.

30028093361 is a deficient number, since it is larger than the sum of its proper divisors (7556694607).

30028093361 is a wasteful number, since it uses less digits than its factorization.

30028093361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59921.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 30028093361 in words is "thirty billion, twenty-eight million, ninety-three thousand, three hundred sixty-one".

Divisors: 1 7 17 41 103 119 287 697 721 1751 4223 4879 12257 29561 59753 71791 418271 502537 1015801 2449873 6154559 7110607 17149111 41647841 43081913 104627503 252336919 291534887 732392521 1766358433 4289727623 30028093361