Search a number
-
+
10220430213 = 327237053437
BaseRepresentation
bin10011000010010111…
…10110001110000101
3222101021112122112100
421201023312032011
5131412412231323
64410055142313
7511162136430
oct114113661605
928337478470
1010220430213
114375191544
121b92974999
13c6b578956
146cd542817
153ec400943
hex2612f6385

10220430213 has 24 divisors (see below), whose sum is σ = 17605381248. Its totient is φ = 5586321312.

The previous prime is 10220430211. The next prime is 10220430217. The reversal of 10220430213 is 31203402201.

10220430213 is a `hidden beast` number, since 1 + 0 + 2 + 20 + 430 + 213 = 666.

It is not a de Polignac number, because 10220430213 - 21 = 10220430211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220430211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3525270 + ... + 3528167.

It is an arithmetic number, because the mean of its divisors is an integer number (733557552).

Almost surely, 210220430213 is an apocalyptic number.

It is an amenable number.

10220430213 is a deficient number, since it is larger than the sum of its proper divisors (7384951035).

10220430213 is a wasteful number, since it uses less digits than its factorization.

10220430213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7053473 (or 7053470 counting only the distinct ones).

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

Adding to 10220430213 its reverse (31203402201), we get a palindrome (41423832414).

The spelling of 10220430213 in words is "ten billion, two hundred twenty million, four hundred thirty thousand, two hundred thirteen".

Divisors: 1 3 7 9 21 23 63 69 161 207 483 1449 7053437 21160311 49374059 63480933 148122177 162229051 444366531 486687153 1135603357 1460061459 3406810071 10220430213