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30097361 = 717252919
BaseRepresentation
bin111001011001…
…1111111010001
32002122002211002
41302303333101
530201103421
62553031345
7513552260
oct162637721
962562732
1030097361
1115a97658
12a0b5555
13630a3b8
143dd65d7
152997b0b
hex1cb3fd1

30097361 has 8 divisors (see below), whose sum is σ = 36420480. Its totient is φ = 24280128.

The previous prime is 30097351. The next prime is 30097367. The reversal of 30097361 is 16379003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30097361 - 26 = 30097297 is a prime.

It is a super-2 number, since 2×300973612 = 1811702278328642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30097367) 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, 126341 + ... + 126578.

It is an arithmetic number, because the mean of its divisors is an integer number (4552560).

Almost surely, 230097361 is an apocalyptic number.

It is an amenable number.

30097361 is a deficient number, since it is larger than the sum of its proper divisors (6323119).

30097361 is a wasteful number, since it uses less digits than its factorization.

30097361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252943.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 30097361 is about 5486.1061783381. The cubic root of 30097361 is about 311.0590245804.

The spelling of 30097361 in words is "thirty million, ninety-seven thousand, three hundred sixty-one".

Divisors: 1 7 17 119 252919 1770433 4299623 30097361