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30136107 = 341491499
BaseRepresentation
bin111001011110…
…1011100101011
32002201001222010
41302331130223
530203323412
62553531003
7514103241
oct162753453
962631863
1030136107
1116013781
12a113a63
136321c21
144006791
1529a433c
hex1cbd72b

30136107 has 16 divisors (see below), whose sum is σ = 41328000. Its totient is φ = 19521600.

The previous prime is 30136103. The next prime is 30136129. The reversal of 30136107 is 70163103.

It is not a de Polignac number, because 30136107 - 22 = 30136103 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30136103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60144 + ... + 60642.

It is an arithmetic number, because the mean of its divisors is an integer number (2583000).

Almost surely, 230136107 is an apocalyptic number.

30136107 is a deficient number, since it is larger than the sum of its proper divisors (11191893).

30136107 is a wasteful number, since it uses less digits than its factorization.

30136107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034.

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 30136107 is about 5489.6363267524. The cubic root of 30136107 is about 311.1924485130.

The spelling of 30136107 in words is "thirty million, one hundred thirty-six thousand, one hundred seven".

Divisors: 1 3 41 123 491 499 1473 1497 20131 20459 60393 61377 245009 735027 10045369 30136107