Search a number
-
+
30142010160 = 2432541863903
BaseRepresentation
bin11100000100100110…
…101001001100110000
32212210122111202200200
4130010212221030300
5443212323311120
621502543515200
72114642600433
oct340446511460
985718452620
1030142010160
11118684193a9
125a125b8b00
132ac4927392
14165d25381a
15bb632ae90
hex7049a9330

30142010160 has 60 divisors (see below), whose sum is σ = 101226919872. Its totient is φ = 8037869184.

The previous prime is 30142010159. The next prime is 30142010161. The reversal of 30142010160 is 6101024103.

It is a happy number.

30142010160 is a `hidden beast` number, since 301 + 4 + 201 + 0 + 160 = 666.

It is an interprime number because it is at equal distance from previous prime (30142010159) and next prime (30142010161).

It is a tau number, because it is divible by the number of its divisors (60).

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

It is not an unprimeable number, because it can be changed into a prime (30142010161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20931232 + ... + 20932671.

Almost surely, 230142010160 is an apocalyptic number.

30142010160 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30142010160 is an abundant number, since it is smaller than the sum of its proper divisors (71084909712).

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

30142010160 is a wasteful number, since it uses less digits than its factorization.

30142010160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41863922 (or 41863913 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 30142010160 its reverse (6101024103), we get a palindrome (36243034263).

The spelling of 30142010160 in words is "thirty billion, one hundred forty-two million, ten thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 41863903 83727806 125591709 167455612 209319515 251183418 334911224 376775127 418639030 502366836 627958545 669822448 753550254 837278060 1004733672 1255917090 1507100508 1674556120 1883875635 2009467344 2511834180 3014201016 3349112240 3767751270 5023668360 6028402032 7535502540 10047336720 15071005080 30142010160