Base | Representation |
---|---|
bin | 111010010000… |
… | …0010100010110 |
3 | 2010110122111001 |
4 | 1310200110112 |
5 | 30304303303 |
6 | 3010333514 |
7 | 520411021 |
oct | 164402426 |
9 | 63418431 |
10 | 30541078 |
11 | 1626aa67 |
12 | a28a29a |
13 | 6434359 |
14 | 40b01b8 |
15 | 2a3431d |
hex | 1d20516 |
30541078 has 16 divisors (see below), whose sum is σ = 48883824. Its totient is φ = 14260480.
The previous prime is 30541067. The next prime is 30541081. The reversal of 30541078 is 87014503.
It is an alternating number because its digits alternate between odd and even.
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, 1026 + ... + 7882.
It is an arithmetic number, because the mean of its divisors is an integer number (3055239).
Almost surely, 230541078 is an apocalyptic number.
30541078 is a deficient number, since it is larger than the sum of its proper divisors (18342746).
30541078 is a wasteful number, since it uses less digits than its factorization.
30541078 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7007.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 30541078 is about 5526.3982845973. The cubic root of 30541078 is about 312.5801923263.
The spelling of 30541078 in words is "thirty million, five hundred forty-one thousand, seventy-eight".
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