Search a number
-
+
30113101 = 131457503
BaseRepresentation
bin111001011011…
…1110101001101
32002122220102001
41302313311031
530202104401
62553232301
7513646204
oct162676515
962586361
1030113101
1115aa8467
12a102691
136314605
143ddc23b
15299c601
hex1cb7d4d

30113101 has 8 divisors (see below), whose sum is σ = 30469824. Its totient is φ = 29758560.

The previous prime is 30113093. The next prime is 30113113. The reversal of 30113101 is 10131103.

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 30113101 - 23 = 30113093 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 (30113131) 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, 59616 + ... + 60118.

It is an arithmetic number, because the mean of its divisors is an integer number (3808728).

Almost surely, 230113101 is an apocalyptic number.

It is an amenable number.

30113101 is a deficient number, since it is larger than the sum of its proper divisors (356723).

30113101 is a wasteful number, since it uses less digits than its factorization.

30113101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 30113101 is about 5487.5405237684. The cubic root of 30113101 is about 311.1132399184.

Adding to 30113101 its reverse (10131103), we get a palindrome (40244204).

The spelling of 30113101 in words is "thirty million, one hundred thirteen thousand, one hundred one".

Divisors: 1 131 457 503 59867 65893 229871 30113101