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30003232131101 = 146573645756149
BaseRepresentation
bin1101101001001101010111…
…11111100100100000011101
310221020021120211112000211102
412310212223333210200131
512413033104411143401
6143451143343002445
76214443030142025
oct664465377444035
9127207524460742
1030003232131101
11961833239aa89
1234469b1899425
1313983a5c4aa68
1475a24273aa85
153706bd92256b
hex1b49abfe481d

30003232131101 has 8 divisors (see below), whose sum is σ = 30006636588600. Its totient is φ = 29999827888128.

The previous prime is 30003232131097. The next prime is 30003232131127. The reversal of 30003232131101 is 10113123230003.

It can be written as a sum of positive squares in 4 ways, for example, as 21903345370201 + 8099886760900 = 4680101^2 + 2846030^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30003232131101 - 22 = 30003232131097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30003232131161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 534322175 + ... + 534378323.

It is an arithmetic number, because the mean of its divisors is an integer number (3750829573575).

Almost surely, 230003232131101 is an apocalyptic number.

It is an amenable number.

30003232131101 is a deficient number, since it is larger than the sum of its proper divisors (3404457499).

30003232131101 is a wasteful number, since it uses less digits than its factorization.

30003232131101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107263.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 30003232131101 its reverse (10113123230003), we get a palindrome (40116355361104).

The spelling of 30003232131101 in words is "thirty trillion, three billion, two hundred thirty-two million, one hundred thirty-one thousand, one hundred one".

Divisors: 1 14657 36457 56149 534350249 822975893 2047024093 30003232131101