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30107359 = 1812919
BaseRepresentation
bin111001011011…
…0011011011111
32002122121112101
41302312123133
530201413414
62553145531
7513623362
oct162663337
962577471
1030107359
1115aa4117
12a0bb2a7
136311b09
143dda0d9
15299aa74
hex1cb66df

30107359 has 6 divisors (see below), whose sum is σ = 30307560. Its totient is φ = 29908440.

The previous prime is 30107351. The next prime is 30107369. The reversal of 30107359 is 95370103.

It is not a de Polignac number, because 30107359 - 23 = 30107351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30107351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32302 + ... + 33220.

It is an arithmetic number, because the mean of its divisors is an integer number (5051260).

Almost surely, 230107359 is an apocalyptic number.

30107359 is a deficient number, since it is larger than the sum of its proper divisors (200201).

30107359 is an frugal number, since it uses more digits than its factorization.

30107359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281 (or 1100 counting only the distinct ones).

The product of its (nonzero) digits is 2835, while the sum is 28.

The square root of 30107359 is about 5487.0173136231. The cubic root of 30107359 is about 311.0934641871.

The spelling of 30107359 in words is "thirty million, one hundred seven thousand, three hundred fifty-nine".

Divisors: 1 181 919 32761 166339 30107359