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30102232030 = 25131511533481
BaseRepresentation
bin11100000010001110…
…111001101111011110
32212200212122211100121
4130002032321233132
5443122132411110
621455003145154
72113650515263
oct340216715736
985625584317
1030102232030
1111847a1a512
125a012151ba
132ab960a820
141657c5b26a
15bb2abecda
hex7023b9bde

30102232030 has 32 divisors (see below), whose sum is σ = 58738494528. Its totient is φ = 11041056000.

The previous prime is 30102232009. The next prime is 30102232063. The reversal of 30102232030 is 3023220103.

It is a super-2 number, since 2×301022320302 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30102231995 and 30102232013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 747111 + ... + 786370.

It is an arithmetic number, because the mean of its divisors is an integer number (1835577954).

Almost surely, 230102232030 is an apocalyptic number.

30102232030 is a deficient number, since it is larger than the sum of its proper divisors (28636262498).

30102232030 is a wasteful number, since it uses less digits than its factorization.

30102232030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533652.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 30102232030 its reverse (3023220103), we get a palindrome (33125452133).

The spelling of 30102232030 in words is "thirty billion, one hundred two million, two hundred thirty-two thousand, thirty".

Divisors: 1 2 5 10 13 26 65 130 151 302 755 1510 1963 3926 9815 19630 1533481 3066962 7667405 15334810 19935253 39870506 99676265 199352530 231555631 463111262 1157778155 2315556310 3010223203 6020446406 15051116015 30102232030