Base | Representation |
---|---|
bin | 1101111101011100100110… |
… | …10101100000000111100000 |
3 | 11000200202110102202220210000 |
4 | 12332232103111200013200 |
5 | 13010431214401324330 |
6 | 145142424341140000 |
7 | 6315621001245141 |
oct | 676562325400740 |
9 | 130622412686700 |
10 | 30698603151840 |
11 | 9866228193a88 |
12 | 35397180ba600 |
13 | 1418b34392200 |
14 | 781b6ad5dac8 |
15 | 38381b410560 |
hex | 1beb935601e0 |
30698603151840 has 1440 divisors, whose sum is σ = 124024112150400. Its totient is φ = 7127917056000.
The previous prime is 30698603151787. The next prime is 30698603151871. The reversal of 30698603151840 is 4815130689603.
30698603151840 is a `hidden beast` number, since 3 + 0 + 6 + 9 + 8 + 603 + 15 + 18 + 4 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (1440).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 10445253091 + ... + 10445256029.
It is an arithmetic number, because the mean of its divisors is an integer number (86127855660).
Almost surely, 230698603151840 is an apocalyptic number.
30698603151840 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30698603151840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62012056075200).
30698603151840 is an abundant number, since it is smaller than the sum of its proper divisors (93325508998560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30698603151840 is a wasteful number, since it uses less digits than its factorization.
30698603151840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3262 (or 3232 counting only the distinct ones).
The product of its (nonzero) digits is 3732480, while the sum is 54.
The spelling of 30698603151840 in words is "thirty trillion, six hundred ninety-eight billion, six hundred three million, one hundred fifty-one thousand, eight hundred forty".
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