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56202305155 = 523488715697
BaseRepresentation
bin110100010101111010…
…110001111010000011
312101001211112220210121
4310111322301322003
51410100242231110
641452522241111
74026513466033
oct642572617203
9171054486717
1056202305155
1121920810787
12aa86056197
1353b8a1c089
142a123618c3
1516de13ecda
hexd15eb1e83

56202305155 has 8 divisors (see below), whose sum is σ = 70375060512. Its totient is φ = 43006981248.

The previous prime is 56202305153. The next prime is 56202305189. The reversal of 56202305155 is 55150320265.

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 56202305155 - 21 = 56202305153 is a prime.

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 56202305155.

It is not an unprimeable number, because it can be changed into a prime (56202305153) 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 7 ways as a sum of consecutive naturals, for example, 244357734 + ... + 244357963.

It is an arithmetic number, because the mean of its divisors is an integer number (8796882564).

Almost surely, 256202305155 is an apocalyptic number.

56202305155 is a deficient number, since it is larger than the sum of its proper divisors (14172755357).

56202305155 is a wasteful number, since it uses less digits than its factorization.

56202305155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488715725.

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 56202305155 in words is "fifty-six billion, two hundred two million, three hundred five thousand, one hundred fifty-five".

Divisors: 1 5 23 115 488715697 2443578485 11240461031 56202305155