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30031044333031 = 723186528225671
BaseRepresentation
bin1101101010000001001011…
…01110101100110111100111
310221022221101010002021110101
412311000211232230313213
512414012034322124111
6143512023223004531
76216446163021610
oct665004556546747
9127287333067411
1030031044333031
119629104688a35
123450273b99747
13139abb8c94391
1475b7203a2c07
1537129a43ebc1
hex1b5025bacde7

30031044333031 has 8 divisors (see below), whose sum is σ = 35813419329024. Its totient is φ = 24621725788440.

The previous prime is 30031044333029. The next prime is 30031044333061. The reversal of 30031044333031 is 13033344013003.

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 30031044333031 - 21 = 30031044333029 is a prime.

It is a super-2 number, since 2×300310443330312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30031044333061) 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, 93264112675 + ... + 93264112996.

It is an arithmetic number, because the mean of its divisors is an integer number (4476677416128).

Almost surely, 230031044333031 is an apocalyptic number.

30031044333031 is a deficient number, since it is larger than the sum of its proper divisors (5782374995993).

30031044333031 is a wasteful number, since it uses less digits than its factorization.

30031044333031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186528225701.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 30031044333031 its reverse (13033344013003), we get a palindrome (43064388346034).

The spelling of 30031044333031 in words is "thirty trillion, thirty-one billion, forty-four million, three hundred thirty-three thousand, thirty-one".

Divisors: 1 7 23 161 186528225671 1305697579697 4290149190433 30031044333031