Search a number
-
+
30214101 = 310071367
BaseRepresentation
bin111001101000…
…0011111010101
32002212000221210
41303100133111
530213322401
62555332033
7514546521
oct163203725
962760853
1030214101
1116067335
12a151019
13634b588
144026d81
1529bc4d6
hex1cd07d5

30214101 has 4 divisors (see below), whose sum is σ = 40285472. Its totient is φ = 20142732.

The previous prime is 30214033. The next prime is 30214127. The reversal of 30214101 is 10141203.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10141203 = 33380401.

It is not a de Polignac number, because 30214101 - 211 = 30212053 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 (30214501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5035681 + ... + 5035686.

It is an arithmetic number, because the mean of its divisors is an integer number (10071368).

Almost surely, 230214101 is an apocalyptic number.

It is an amenable number.

30214101 is a deficient number, since it is larger than the sum of its proper divisors (10071371).

30214101 is a wasteful number, since it uses less digits than its factorization.

30214101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10071370.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 30214101 is about 5496.7354857224. The cubic root of 30214101 is about 311.4606786409.

Adding to 30214101 its reverse (10141203), we get a palindrome (40355304).

The spelling of 30214101 in words is "thirty million, two hundred fourteen thousand, one hundred one".

Divisors: 1 3 10071367 30214101