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30523141305301 = 140514721722383
BaseRepresentation
bin1101111000010101110001…
…11111101011001111010101
311000001222120012100120202011
412330022320333223033111
513000042343133232201
6144530045412544221
76300136616203141
oct674127077531725
9130058505316664
1030523141305301
1197a8878591757
12350b70a322071
1314054209c2688
14777483b62221
1537de9c330151
hex1bc2b8feb3d5

30523141305301 has 4 divisors (see below), whose sum is σ = 30523164432832. Its totient is φ = 30523118177772.

The previous prime is 30523141305269. The next prime is 30523141305323. The reversal of 30523141305301 is 10350314132503.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30523141305301 - 25 = 30523141305269 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 (30523141303301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9456045 + ... + 12266338.

It is an arithmetic number, because the mean of its divisors is an integer number (7630791108208).

Almost surely, 230523141305301 is an apocalyptic number.

It is an amenable number.

30523141305301 is a deficient number, since it is larger than the sum of its proper divisors (23127531).

30523141305301 is a wasteful number, since it uses less digits than its factorization.

30523141305301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23127530.

The product of its (nonzero) digits is 16200, while the sum is 31.

Adding to 30523141305301 its reverse (10350314132503), we get a palindrome (40873455437804).

The spelling of 30523141305301 in words is "thirty trillion, five hundred twenty-three billion, one hundred forty-one million, three hundred five thousand, three hundred one".

Divisors: 1 1405147 21722383 30523141305301