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30069676 = 2271382609
BaseRepresentation
bin111001010110…
…1001110101100
32002120200211201
41302231032230
530144212201
62552255244
7513405460
oct162551654
962520751
1030069676
1115a7887a
12a0a1524
1362ca910
143dca4a0
15298e801
hex1cad3ac

30069676 has 24 divisors (see below), whose sum is σ = 64766240. Its totient is φ = 11895552.

The previous prime is 30069661. The next prime is 30069679. The reversal of 30069676 is 67696003.

It is not an unprimeable number, because it can be changed into a prime (30069679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40941 + ... + 41668.

Almost surely, 230069676 is an apocalyptic number.

It is an amenable number.

30069676 is an abundant number, since it is smaller than the sum of its proper divisors (34696564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30069676 is a wasteful number, since it uses less digits than its factorization.

30069676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82633 (or 82631 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 30069676 is about 5483.5824056906. The cubic root of 30069676 is about 310.9636196386.

The spelling of 30069676 in words is "thirty million, sixty-nine thousand, six hundred seventy-six".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 82609 165218 330436 578263 1073917 1156526 2147834 2313052 4295668 7517419 15034838 30069676