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30604135 = 529211063
BaseRepresentation
bin111010010111…
…1101101100111
32010120211222111
41310233231213
530313313020
63011541451
7521062612
oct164575547
963524874
1030604135
1116303381
12a2ba887
136456c73
1440c9179
152a47d5a
hex1d2fb67

30604135 has 8 divisors (see below), whose sum is σ = 37991520. Its totient is φ = 23638944.

The previous prime is 30604109. The next prime is 30604157. The reversal of 30604135 is 53140603.

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

It is not a de Polignac number, because 30604135 - 211 = 30602087 is a prime.

It is a super-2 number, since 2×306041352 = 1873226158196450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 105387 + ... + 105676.

It is an arithmetic number, because the mean of its divisors is an integer number (4748940).

Almost surely, 230604135 is an apocalyptic number.

30604135 is a deficient number, since it is larger than the sum of its proper divisors (7387385).

30604135 is a wasteful number, since it uses less digits than its factorization.

30604135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211097.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 30604135 is about 5532.1004148515. The cubic root of 30604135 is about 312.7951685805.

Adding to 30604135 its reverse (53140603), we get a palindrome (83744738).

The spelling of 30604135 in words is "thirty million, six hundred four thousand, one hundred thirty-five".

Divisors: 1 5 29 145 211063 1055315 6120827 30604135