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30077307 = 32132311177
BaseRepresentation
bin111001010111…
…1000101111011
32002121002022100
41302233011323
530144433212
62552354443
7513436641
oct162570573
962532270
1030077307
1115a83587
12a0a5a23
136301230
143dcd191
152991bdc
hex1caf17b

30077307 has 24 divisors (see below), whose sum is σ = 48825504. Its totient is φ = 17702784.

The previous prime is 30077303. The next prime is 30077371. The reversal of 30077307 is 70377003.

It is not a de Polignac number, because 30077307 - 22 = 30077303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30077303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2898 + ... + 8279.

It is an arithmetic number, because the mean of its divisors is an integer number (2034396).

Almost surely, 230077307 is an apocalyptic number.

30077307 is a deficient number, since it is larger than the sum of its proper divisors (18748197).

30077307 is a wasteful number, since it uses less digits than its factorization.

30077307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11219 (or 11216 counting only the distinct ones).

The product of its (nonzero) digits is 3087, while the sum is 27.

The square root of 30077307 is about 5484.2781658118. The cubic root of 30077307 is about 310.9899225789.

The spelling of 30077307 in words is "thirty million, seventy-seven thousand, three hundred seven".

Divisors: 1 3 9 13 23 39 69 117 207 299 897 2691 11177 33531 100593 145301 257071 435903 771213 1307709 2313639 3341923 10025769 30077307