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30441461 = 263283409
BaseRepresentation
bin111010000011…
…1111111110101
32010021120211112
41310013333311
530243111321
63004244405
7516514421
oct164077765
963246745
1030441461
1116202136
12a240705
1363cabcb
144085b81
152a14a5b
hex1d07ff5

30441461 has 8 divisors (see below), whose sum is σ = 30740160. Its totient is φ = 30144672.

The previous prime is 30441457. The next prime is 30441493. The reversal of 30441461 is 16414403.

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

It is a cyclic number.

It is not a de Polignac number, because 30441461 - 22 = 30441457 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 (30441421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74225 + ... + 74633.

It is an arithmetic number, because the mean of its divisors is an integer number (3842520).

Almost surely, 230441461 is an apocalyptic number.

It is an amenable number.

30441461 is a deficient number, since it is larger than the sum of its proper divisors (298699).

30441461 is a wasteful number, since it uses less digits than its factorization.

30441461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 30441461 is about 5517.3780910864. The cubic root of 30441461 is about 312.2399705710.

Adding to 30441461 its reverse (16414403), we get a palindrome (46855864).

The spelling of 30441461 in words is "thirty million, four hundred forty-one thousand, four hundred sixty-one".

Divisors: 1 263 283 409 74429 107567 115747 30441461