Search a number
-
+
100030210000 = 245471784059
BaseRepresentation
bin101110100101001000…
…0111101111111010000
3100120012021111011120121
41131022100331333100
53114330213210000
6113541522320024
710140561520210
oct1351220757720
9316167434517
10100030210000
113947149a346
1217477ab9014
139581b59196
144bad086240
152906c05b1a
hex174a43dfd0

100030210000 has 200 divisors, whose sum is σ = 293065439040. Its totient is φ = 32278272000.

The previous prime is 100030209973. The next prime is 100030210001. The reversal of 100030210000 is 12030001.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100030210001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1147971 + ... + 1232029.

Almost surely, 2100030210000 is an apocalyptic number.

100030210000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100030210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146532719520).

100030210000 is an abundant number, since it is smaller than the sum of its proper divisors (193035229040).

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

100030210000 is an equidigital number, since it uses as much as digits as its factorization.

100030210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84111 (or 84090 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 7.

Adding to 100030210000 its reverse (12030001), we get a palindrome (100042240001).

The spelling of 100030210000 in words is "one hundred billion, thirty million, two hundred ten thousand".