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30553041 = 310339859
BaseRepresentation
bin111010010001…
…1001111010001
32010111020220010
41310203033101
530310144131
63010505133
7520460631
oct164431721
963436803
1030553041
1116278a52
12a2951a9
13643992c
1440b46c1
152a37b46
hex1d233d1

30553041 has 8 divisors (see below), whose sum is σ = 40780960. Its totient is φ = 20346912.

The previous prime is 30553031. The next prime is 30553049. The reversal of 30553041 is 14035503.

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

It is not a de Polignac number, because 30553041 - 213 = 30544849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30552999 and 30553017.

It is not an unprimeable number, because it can be changed into a prime (30553049) 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, 1831 + ... + 8028.

It is an arithmetic number, because the mean of its divisors is an integer number (5097620).

Almost surely, 230553041 is an apocalyptic number.

It is an amenable number.

30553041 is a deficient number, since it is larger than the sum of its proper divisors (10227919).

30553041 is a wasteful number, since it uses less digits than its factorization.

30553041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10895.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 30553041 is about 5527.4805291380. The cubic root of 30553041 is about 312.6209997563.

Adding to 30553041 its reverse (14035503), we get a palindrome (44588544).

The spelling of 30553041 in words is "thirty million, five hundred fifty-three thousand, forty-one".

Divisors: 1 3 1033 3099 9859 29577 10184347 30553041