[go: up one dir, main page]

Search a number
-
+
30153117 = 322943891
BaseRepresentation
bin111001100000…
…1100110011101
32002201221022010
41303001212131
530204344432
62554141433
7514203651
oct163014635
962657263
1030153117
1116025535
12a121879
1363298a7
14400ca61
1529a93cc
hex1cc199d

30153117 has 8 divisors (see below), whose sum is σ = 40380640. Its totient is φ = 20013840.

The previous prime is 30153089. The next prime is 30153119. The reversal of 30153117 is 71135103.

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

It is not a de Polignac number, because 30153117 - 27 = 30152989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30153093 and 30153102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30153119) 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 7 ways as a sum of consecutive naturals, for example, 21259 + ... + 22632.

It is an arithmetic number, because the mean of its divisors is an integer number (5047580).

Almost surely, 230153117 is an apocalyptic number.

It is an amenable number.

30153117 is a deficient number, since it is larger than the sum of its proper divisors (10227523).

30153117 is a wasteful number, since it uses less digits than its factorization.

30153117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44123.

The product of its (nonzero) digits is 315, while the sum is 21.

The square root of 30153117 is about 5491.1853911519. The cubic root of 30153117 is about 311.2509872390.

The spelling of 30153117 in words is "thirty million, one hundred fifty-three thousand, one hundred seventeen".

Divisors: 1 3 229 687 43891 131673 10051039 30153117