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30232230210 = 2355721319531
BaseRepresentation
bin11100001001111110…
…110011100101000010
32220000221021102100000
4130021332303211002
5443403422331320
621515525340430
72120116500600
oct341176634502
986027242300
1030232230210
1111904340026
125a38867716
132b0a525520
14166b21a870
15bbe1ecc90
hex709fb3942

30232230210 has 288 divisors, whose sum is σ = 102122983872. Its totient is φ = 6378341760.

The previous prime is 30232230199. The next prime is 30232230221. The reversal of 30232230210 is 1203223203.

It is a happy number.

30232230210 is a `hidden beast` number, since 30 + 2 + 322 + 302 + 10 = 666.

It is an interprime number because it is at equal distance from previous prime (30232230199) and next prime (30232230221).

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1538145 + ... + 1557675.

It is an arithmetic number, because the mean of its divisors is an integer number (354593694).

Almost surely, 230232230210 is an apocalyptic number.

30232230210 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 30232230210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51061491936).

30232230210 is an abundant number, since it is smaller than the sum of its proper divisors (71890753662).

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

30232230210 is a wasteful number, since it uses less digits than its factorization.

30232230210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19580 (or 19561 counting only the distinct ones).

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

Adding to 30232230210 its reverse (1203223203), we get a palindrome (31435453413).

The spelling of 30232230210 in words is "thirty billion, two hundred thirty-two million, two hundred thirty thousand, two hundred ten".