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2230353021 = 313103155469
BaseRepresentation
bin1000010011110000…
…0111110001111101
312202102210200011110
42010330013301331
514031432244041
61005152112233
7106161454641
oct20474076175
95672720143
102230353021
11a44a81266
12522b35679
132970cb220
141722dcc21
15d0c15516
hex84f07c7d

2230353021 has 16 divisors (see below), whose sum is σ = 3205722240. Its totient is φ = 1371168960.

The previous prime is 2230353011. The next prime is 2230353053. The reversal of 2230353021 is 1203530322.

It is not a de Polignac number, because 2230353021 - 25 = 2230352989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230353011) by changing a digit.

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, 12475 + ... + 67943.

It is an arithmetic number, because the mean of its divisors is an integer number (200357640).

Almost surely, 22230353021 is an apocalyptic number.

It is an amenable number.

2230353021 is a deficient number, since it is larger than the sum of its proper divisors (975369219).

2230353021 is a wasteful number, since it uses less digits than its factorization.

2230353021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56516.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 2230353021 is about 47226.6134822305. The cubic root of 2230353021 is about 1306.5454932913.

Adding to 2230353021 its reverse (1203530322), we get a palindrome (3433883343).

The spelling of 2230353021 in words is "two billion, two hundred thirty million, three hundred fifty-three thousand, twenty-one".

Divisors: 1 3 13 39 1031 3093 13403 40209 55469 166407 721097 2163291 57188539 171565617 743451007 2230353021