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30607053 = 310202351
BaseRepresentation
bin111010011000…
…0011011001101
32010120222222120
41310300123031
530313411203
63012003153
7521104251
oct164603315
963528876
1030607053
1116305594
12a3004b9
1364583a9
1440ca261
152a48b53
hex1d306cd

30607053 has 4 divisors (see below), whose sum is σ = 40809408. Its totient is φ = 20404700.

The previous prime is 30607051. The next prime is 30607061. The reversal of 30607053 is 35070603.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30607053 - 21 = 30607051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30607051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5101173 + ... + 5101178.

It is an arithmetic number, because the mean of its divisors is an integer number (10202352).

Almost surely, 230607053 is an apocalyptic number.

It is an amenable number.

30607053 is a deficient number, since it is larger than the sum of its proper divisors (10202355).

30607053 is a wasteful number, since it uses less digits than its factorization.

30607053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10202354.

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 30607053 is about 5532.3641420283. The cubic root of 30607053 is about 312.8051095824.

Adding to 30607053 its reverse (35070603), we get a palindrome (65677656).

The spelling of 30607053 in words is "thirty million, six hundred seven thousand, fifty-three".

Divisors: 1 3 10202351 30607053