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30153011 = 729148537
BaseRepresentation
bin111001100000…
…1100100110011
32002201221011012
41303001210303
530204344021
62554141135
7514203440
oct163014463
962657135
1030153011
1116025449
12a1217ab
136329825
14400c9c7
1529a935b
hex1cc1933

30153011 has 8 divisors (see below), whose sum is σ = 35649120. Its totient is φ = 24954048.

The previous prime is 30152989. The next prime is 30153037. The reversal of 30153011 is 11035103.

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

It is not a de Polignac number, because 30153011 - 214 = 30136627 is a prime.

It is a super-2 number, since 2×301530112 = 1818408144732242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30153041) 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, 74066 + ... + 74471.

It is an arithmetic number, because the mean of its divisors is an integer number (4456140).

Almost surely, 230153011 is an apocalyptic number.

30153011 is a deficient number, since it is larger than the sum of its proper divisors (5496109).

30153011 is a wasteful number, since it uses less digits than its factorization.

30153011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148573.

The product of its (nonzero) digits is 45, while the sum is 14.

The square root of 30153011 is about 5491.1757393112. The cubic root of 30153011 is about 311.2506225156.

Adding to 30153011 its reverse (11035103), we get a palindrome (41188114).

The spelling of 30153011 in words is "thirty million, one hundred fifty-three thousand, eleven".

Divisors: 1 7 29 203 148537 1039759 4307573 30153011