Search a number
-
+
30430300410 = 23251971716317
BaseRepresentation
bin11100010101110010…
…011000100011111010
32220112201222102120100
4130111302120203322
5444310124103120
621551322540230
72125043166666
oct342562304372
986481872510
1030430300410
11119a6125104
125a93067676
132b3c585323
1416896598a6
15bd17c5490
hex715c988fa

30430300410 has 48 divisors (see below), whose sum is σ = 79520445576. Its totient is φ = 8073550464.

The previous prime is 30430300379. The next prime is 30430300471. The reversal of 30430300410 is 1400303403.

It can be written as a sum of positive squares in 4 ways, for example, as 29898213921 + 532086489 = 172911^2 + 23067^2 .

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 23 ways as a sum of consecutive naturals, for example, 840429 + ... + 875888.

Almost surely, 230430300410 is an apocalyptic number.

30430300410 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30430300410 is an abundant number, since it is smaller than the sum of its proper divisors (49090145166).

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

30430300410 is a wasteful number, since it uses less digits than its factorization.

30430300410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716527 (or 1716524 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 30430300410 its reverse (1400303403), we get a palindrome (31830603813).

The spelling of 30430300410 in words is "thirty billion, four hundred thirty million, three hundred thousand, four hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 197 394 591 985 1182 1773 1970 2955 3546 5910 8865 17730 1716317 3432634 5148951 8581585 10297902 15446853 17163170 25744755 30893706 51489510 77234265 154468530 338114449 676228898 1014343347 1690572245 2028686694 3043030041 3381144490 5071716735 6086060082 10143433470 15215150205 30430300410