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34133141521 = 72551470471
BaseRepresentation
bin11111110010011111…
…100110100000010001
310021002210112020122201
4133302133212200101
51024401041012041
623402555403201
72315564626063
oct376237464021
9107083466581
1034133141521
11135262a5476
126747153501
1332ac76217b
14191b339733
15d4b8ed631
hex7f27e6811

34133141521 has 4 divisors (see below), whose sum is σ = 34133684544. Its totient is φ = 34132598500.

The previous prime is 34133141519. The next prime is 34133141551. The reversal of 34133141521 is 12514133143.

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 34133141521 - 21 = 34133141519 is a prime.

It is a super-2 number, since 2×341331415212 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34133141521.

It is not an unprimeable number, because it can be changed into a prime (34133141551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162685 + ... + 307786.

It is an arithmetic number, because the mean of its divisors is an integer number (8533421136).

Almost surely, 234133141521 is an apocalyptic number.

It is an amenable number.

34133141521 is a deficient number, since it is larger than the sum of its proper divisors (543023).

34133141521 is an equidigital number, since it uses as much as digits as its factorization.

34133141521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543022.

The product of its digits is 4320, while the sum is 28.

Adding to 34133141521 its reverse (12514133143), we get a palindrome (46647274664).

The spelling of 34133141521 in words is "thirty-four billion, one hundred thirty-three million, one hundred forty-one thousand, five hundred twenty-one".

Divisors: 1 72551 470471 34133141521