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56245450413 = 365328711307
BaseRepresentation
bin110100011000011111…
…010111011010101101
312101011211201220222010
4310120133113122231
51410142313403123
641501103111433
74030546303665
oct643037273255
9171154656863
1056245450413
11219430aa419
12aa985a2579
1353c4947409
142a17d931a5
1516e2d13993
hexd187d76ad

56245450413 has 8 divisors (see below), whose sum is σ = 75108781728. Its totient is φ = 37439543024.

The previous prime is 56245450411. The next prime is 56245450423. The reversal of 56245450413 is 31405454265.

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 56245450413 - 21 = 56245450411 is a prime.

It is a super-2 number, since 2×562454504132 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56245450411) 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, 14353695 + ... + 14357612.

It is an arithmetic number, because the mean of its divisors is an integer number (9388597716).

Almost surely, 256245450413 is an apocalyptic number.

It is an amenable number.

56245450413 is a deficient number, since it is larger than the sum of its proper divisors (18863331315).

56245450413 is a wasteful number, since it uses less digits than its factorization.

56245450413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28711963.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 56245450413 in words is "fifty-six billion, two hundred forty-five million, four hundred fifty thousand, four hundred thirteen".

Divisors: 1 3 653 1959 28711307 86133921 18748483471 56245450413