[go: up one dir, main page]

Search a number
-
+
30261035 = 574320107
BaseRepresentation
bin111001101101…
…1111100101011
32002221102100002
41303123330223
530221323120
63000333215
7515133410
oct163337453
962842302
1030261035
1116099622
12a17420b
136366a4c
14403a107
1529cb375
hex1cdbf2b

30261035 has 16 divisors (see below), whose sum is σ = 42468096. Its totient is φ = 20266848.

The previous prime is 30261017. The next prime is 30261047. The reversal of 30261035 is 53016203.

It is not a de Polignac number, because 30261035 - 28 = 30260779 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30260998 and 30261016.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8549 + ... + 11558.

It is an arithmetic number, because the mean of its divisors is an integer number (2654256).

Almost surely, 230261035 is an apocalyptic number.

30261035 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

30261035 is a deficient number, since it is larger than the sum of its proper divisors (12207061).

30261035 is a wasteful number, since it uses less digits than its factorization.

30261035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20162.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 30261035 is about 5501.0030903463. The cubic root of 30261035 is about 311.6218675381.

Adding to 30261035 its reverse (53016203), we get a palindrome (83277238).

The spelling of 30261035 in words is "thirty million, two hundred sixty-one thousand, thirty-five".

Divisors: 1 5 7 35 43 215 301 1505 20107 100535 140749 703745 864601 4323005 6052207 30261035