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180623107141 = 1132915943429
BaseRepresentation
bin1010100000110111111…
…0011110010001000101
3122021012221020112112221
42220031332132101011
510424404003412031
6214551020012341
716023003036001
oct2501576362105
9567187215487
10180623107141
116a669042864
122b00a3910b1
1314056a708b9
148a56879701
154a7228ca11
hex2a0df9e445

180623107141 has 4 divisors (see below), whose sum is σ = 180639061900. Its totient is φ = 180607152384.

The previous prime is 180623107121. The next prime is 180623107153. The reversal of 180623107141 is 141701326081.

180623107141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 141701326081 = 720243046583.

It can be written as a sum of positive squares in 2 ways, for example, as 27573930916 + 153049176225 = 166054^2 + 391215^2 .

It is a cyclic number.

It is not a de Polignac number, because 180623107141 - 211 = 180623105093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 180623107097 and 180623107106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180623107111) 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, 7960386 + ... + 7983043.

It is an arithmetic number, because the mean of its divisors is an integer number (45159765475).

Almost surely, 2180623107141 is an apocalyptic number.

It is an amenable number.

180623107141 is a deficient number, since it is larger than the sum of its proper divisors (15954759).

180623107141 is a wasteful number, since it uses less digits than its factorization.

180623107141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15954758.

The product of its (nonzero) digits is 8064, while the sum is 34.

The spelling of 180623107141 in words is "one hundred eighty billion, six hundred twenty-three million, one hundred seven thousand, one hundred forty-one".

Divisors: 1 11329 15943429 180623107141