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214214232430 = 25112931269877
BaseRepresentation
bin1100011110000000101…
…0011100100101101110
3202110220221212111201101
43013200022130211232
512002202320414210
6242224134233314
721322266634612
oct3074012344556
9673827774641
10214214232430
1182936393430
1235623ab583a
131727b1294b3
14a521c03342
15588b2c3a3a
hex31e029c96e

214214232430 has 96 divisors (see below), whose sum is σ = 449639773920. Its totient is φ = 72782841600.

The previous prime is 214214232409. The next prime is 214214232431. The reversal of 214214232430 is 34232412412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214214232431) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3030652 + ... + 3100528.

It is an arithmetic number, because the mean of its divisors is an integer number (4683747645).

Almost surely, 2214214232430 is an apocalyptic number.

214214232430 is an abundant number, since it is smaller than the sum of its proper divisors (235425541490).

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

214214232430 is a wasteful number, since it uses less digits than its factorization.

214214232430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69986 (or 69955 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 214214232430 its reverse (34232412412), we get a palindrome (248446644842).

It can be divided in two parts, 214214 and 232430, that added together give a palindrome (446644).

The spelling of 214214232430 in words is "two hundred fourteen billion, two hundred fourteen million, two hundred thirty-two thousand, four hundred thirty".

Divisors: 1 2 5 10 11 22 29 31 55 58 62 110 145 155 290 310 319 341 638 682 899 961 1595 1705 1798 1922 3190 3410 4495 4805 8990 9610 9889 10571 19778 21142 27869 49445 52855 55738 69877 98890 105710 139345 139754 278690 306559 349385 613118 698770 768647 1532795 1537294 2026433 2166187 3065590 3843235 4052866 4332374 7686470 10132165 10830935 20264330 21661870 22290763 23828057 44581526 47656114 62819423 67151797 111453815 119140285 125638846 134303594 222907630 238280570 314097115 335758985 628194230 671517970 691013653 738669767 1382027306 1477339534 1947402113 3455068265 3693348835 3894804226 6910136530 7386697670 9737010565 19474021130 21421423243 42842846486 107107116215 214214232430