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30220035 = 355573617
BaseRepresentation
bin111001101000…
…1111100000011
32002212100002120
41303101330003
530214020120
62555415323
7514603026
oct163217403
962770076
1030220035
111607083a
12a154543
1363511a1
1440291bd
1529be140
hex1cd1f03

30220035 has 16 divisors (see below), whose sum is σ = 48452256. Its totient is φ = 16083968.

The previous prime is 30220007. The next prime is 30220049. The reversal of 30220035 is 53002203.

30220035 = T9 + T10 + ... + T565.

It is a cyclic number.

It is not a de Polignac number, because 30220035 - 26 = 30219971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 30219996 and 30220023.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6547 + ... + 10163.

It is an arithmetic number, because the mean of its divisors is an integer number (3028266).

Almost surely, 230220035 is an apocalyptic number.

30220035 is a deficient number, since it is larger than the sum of its proper divisors (18232221).

30220035 is a wasteful number, since it uses less digits than its factorization.

30220035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 30220035 is about 5497.2752341501. The cubic root of 30220035 is about 311.4810674288.

Adding to 30220035 its reverse (53002203), we get a palindrome (83222238).

The spelling of 30220035 in words is "thirty million, two hundred twenty thousand, thirty-five".

Divisors: 1 3 5 15 557 1671 2785 3617 8355 10851 18085 54255 2014669 6044007 10073345 30220035