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30907041 = 311936577
BaseRepresentation
bin111010111100…
…1101010100001
32011011020111020
41311321222201
530403011131
63022240053
7523463664
oct165715241
964136436
1030907041
111649aa10
12a426029
136531ab9
1441676db
152aa7996
hex1d79aa1

30907041 has 8 divisors (see below), whose sum is σ = 44955744. Its totient is φ = 18731520.

The previous prime is 30907027. The next prime is 30907043. The reversal of 30907041 is 14070903.

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

It is not a de Polignac number, because 30907041 - 27 = 30906913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30907043) 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, 468256 + ... + 468321.

It is an arithmetic number, because the mean of its divisors is an integer number (5619468).

Almost surely, 230907041 is an apocalyptic number.

It is an amenable number.

30907041 is a deficient number, since it is larger than the sum of its proper divisors (14048703).

30907041 is a wasteful number, since it uses less digits than its factorization.

30907041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936591.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 30907041 is about 5559.4101305804. The cubic root of 30907041 is about 313.8237512798.

Adding to 30907041 its reverse (14070903), we get a palindrome (44977944).

The spelling of 30907041 in words is "thirty million, nine hundred seven thousand, forty-one".

Divisors: 1 3 11 33 936577 2809731 10302347 30907041