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2230022031 = 37173143419
BaseRepresentation
bin1000010011101011…
…0110111110001111
312202102011212010120
42010322312332033
514031341201111
61005141040023
7106155605646
oct20472667617
95672155116
102230022031
11a44875616
125229b6013
13297013683
1417225435d
15d0b9c406
hex84eb6f8f

2230022031 has 16 divisors (see below), whose sum is σ = 3056567040. Its totient is φ = 1445653440.

The previous prime is 2230022029. The next prime is 2230022057. The reversal of 2230022031 is 1302200322.

It is not a de Polignac number, because 2230022031 - 21 = 2230022029 is a prime.

It is a super-2 number, since 2×22300220312 = 9945996517490729922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2230022031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230023031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56161 + ... + 87258.

It is an arithmetic number, because the mean of its divisors is an integer number (191035440).

Almost surely, 22230022031 is an apocalyptic number.

2230022031 is a deficient number, since it is larger than the sum of its proper divisors (826545009).

2230022031 is a wasteful number, since it uses less digits than its factorization.

2230022031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143566.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2230022031 is about 47223.1090780774. The cubic root of 2230022031 is about 1306.4808585477.

Adding to 2230022031 its reverse (1302200322), we get a palindrome (3532222353).

The spelling of 2230022031 in words is "two billion, two hundred thirty million, twenty-two thousand, thirty-one".

Divisors: 1 3 71 73 213 219 5183 15549 143419 430257 10182749 10469587 30548247 31408761 743340677 2230022031