Search a number
-
+
30013101100 = 22521923516719
BaseRepresentation
bin11011111100111010…
…111001010000101100
32212110122221111201001
4123330322321100230
5442431323213400
621442100530044
72111516102323
oct337472712054
985418844631
1030013101100
1111801682094
1259973b0924
132aa4001328
14164a0990ba
15ba9d65a6a
hex6fceb942c

30013101100 has 72 divisors (see below), whose sum is σ = 68595609600. Its totient is φ = 11366856000.

The previous prime is 30013101091. The next prime is 30013101103. The reversal of 30013101100 is 110131003.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (30013101103) 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, 4463541 + ... + 4470259.

It is an arithmetic number, because the mean of its divisors is an integer number (952716800).

Almost surely, 230013101100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30013101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34297804800).

30013101100 is an abundant number, since it is smaller than the sum of its proper divisors (38582508500).

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

30013101100 is a wasteful number, since it uses less digits than its factorization.

30013101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9103 (or 9096 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 10.

Adding to 30013101100 its reverse (110131003), we get a palindrome (30123232103).

The spelling of 30013101100 in words is "thirty billion, thirteen million, one hundred one thousand, one hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 76 95 100 190 380 475 950 1900 2351 4702 6719 9404 11755 13438 23510 26876 33595 44669 47020 58775 67190 89338 117550 127661 134380 167975 178676 223345 235100 255322 335950 446690 510644 638305 671900 893380 1116725 1276610 2233450 2553220 3191525 4466900 6383050 12766100 15796369 31592738 63185476 78981845 157963690 300131011 315927380 394909225 600262022 789818450 1200524044 1500655055 1579636900 3001310110 6002620220 7503275275 15006550550 30013101100