Base | Representation |
---|---|
bin | 1101110111110111000100… |
… | …10110100000010001111110 |
3 | 11000000102000021000001100110 |
4 | 12323323202112200101332 |
5 | 12444310112223131043 |
6 | 144514321452210450 |
7 | 6266014233306114 |
oct | 673734226402176 |
9 | 130012007001313 |
10 | 30506655286398 |
11 | 97a1888669745 |
12 | 3508489169a26 |
13 | 14039c433acc5 |
14 | 77675c437ab4 |
15 | 37d834d33b33 |
hex | 1bbee25a047e |
30506655286398 has 16 divisors (see below), whose sum is σ = 64602328842000. Its totient is φ = 9570715383936.
The previous prime is 30506655286379. The next prime is 30506655286439. The reversal of 30506655286398 is 89368255660503.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149542427773 + ... + 149542427976.
It is an arithmetic number, because the mean of its divisors is an integer number (4037645552625).
Almost surely, 230506655286398 is an apocalyptic number.
30506655286398 is an abundant number, since it is smaller than the sum of its proper divisors (34095673555602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30506655286398 is a wasteful number, since it uses less digits than its factorization.
30506655286398 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 299084855771.
The product of its (nonzero) digits is 279936000, while the sum is 66.
The spelling of 30506655286398 in words is "thirty trillion, five hundred six billion, six hundred fifty-five million, two hundred eighty-six thousand, three hundred ninety-eight".
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