Base | Representation |
---|---|
bin | 11100001001101100… |
… | …111101101011010010 |
3 | 2220000121110210101012 |
4 | 130021230331223102 |
5 | 443401223143403 |
6 | 21515241210522 |
7 | 2120031650420 |
oct | 341154755322 |
9 | 86017423335 |
10 | 30227552978 |
11 | 11901735a47 |
12 | 5a37190a42 |
13 | 2b0957862c |
14 | 166a760110 |
15 | bbdac6ed8 |
hex | 709b3dad2 |
30227552978 has 8 divisors (see below), whose sum is σ = 51818662272. Its totient is φ = 12954665556.
The previous prime is 30227552951. The next prime is 30227552981. The reversal of 30227552978 is 87925572203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 1079555450 + ... + 1079555477.
It is an arithmetic number, because the mean of its divisors is an integer number (6477332784).
Almost surely, 230227552978 is an apocalyptic number.
30227552978 is a deficient number, since it is larger than the sum of its proper divisors (21591109294).
30227552978 is a wasteful number, since it uses less digits than its factorization.
30227552978 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2159110936.
The product of its (nonzero) digits is 2116800, while the sum is 50.
The spelling of 30227552978 in words is "thirty billion, two hundred twenty-seven million, five hundred fifty-two thousand, nine hundred seventy-eight".
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