Search a number
-
+
1302220230210 = 232514469113669
BaseRepresentation
bin10010111100110010010…
…111111100111001000010
311121111020222002211111200
4102330302113330321002
5132313421334331320
62434122014522030
7163040142215634
oct22746227747102
94544228084450
101302220230210
114622a5409a99
12190466b06316
1395a5008cc23
14470563b0a54
1523d18cdb290
hex12f325fce42

1302220230210 has 24 divisors (see below), whose sum is σ = 3385772598780. Its totient is φ = 347258728032.

The previous prime is 1302220230193. The next prime is 1302220230251. The reversal of 1302220230210 is 120320222031.

1302220230210 is a `hidden beast` number, since 1 + 3 + 0 + 2 + 220 + 230 + 210 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1193571545049 + 108648685161 = 1092507^2 + 329619^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7234556745 + ... + 7234556924.

Almost surely, 21302220230210 is an apocalyptic number.

1302220230210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1302220230210 is an abundant number, since it is smaller than the sum of its proper divisors (2083552368570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1302220230210 is a wasteful number, since it uses less digits than its factorization.

1302220230210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14469113682 (or 14469113679 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1302220230210 its reverse (120320222031), we get a palindrome (1422540452241).

The spelling of 1302220230210 in words is "one trillion, three hundred two billion, two hundred twenty million, two hundred thirty thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 14469113669 28938227338 43407341007 72345568345 86814682014 130222023021 144691136690 217036705035 260444046042 434073410070 651110115105 1302220230210