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30002006159 = 75139949409
BaseRepresentation
bin11011111100010000…
…100100100010001111
32212102220001211022022
4123330100210202033
5442421003144114
621441023040355
72111322562466
oct337420444217
985386054268
1030002006159
11117a6394314
1259937400bb
132aa1918288
14164880b9dd
15ba8dc348e
hex6fc42488f

30002006159 has 4 divisors (see below), whose sum is σ = 30041956320. Its totient is φ = 29962056000.

The previous prime is 30002006143. The next prime is 30002006171. The reversal of 30002006159 is 95160020003.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30002006159 - 24 = 30002006143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30002003159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19973954 + ... + 19975455.

It is an arithmetic number, because the mean of its divisors is an integer number (7510489080).

Almost surely, 230002006159 is an apocalyptic number.

30002006159 is a deficient number, since it is larger than the sum of its proper divisors (39950161).

30002006159 is an equidigital number, since it uses as much as digits as its factorization.

30002006159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39950160.

The product of its (nonzero) digits is 1620, while the sum is 26.

The spelling of 30002006159 in words is "thirty billion, two million, six thousand, one hundred fifty-nine".

Divisors: 1 751 39949409 30002006159