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56143000605 = 353742866707
BaseRepresentation
bin110100010010011000…
…100011010000011101
312100220200221221020210
4310102120203100131
51404440102004410
641443003203033
74025163426336
oct642230432035
9170820857223
1056143000605
11218a029535a
12aa6a216479
1353a9656823
142a0852528d
1516d8d28220
hexd1262341d

56143000605 has 8 divisors (see below), whose sum is σ = 89828800992. Its totient is φ = 29942933648.

The previous prime is 56143000603. The next prime is 56143000619. The reversal of 56143000605 is 50600034165.

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 56143000605 - 21 = 56143000603 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56143000603) 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, 1871433339 + ... + 1871433368.

It is an arithmetic number, because the mean of its divisors is an integer number (11228600124).

Almost surely, 256143000605 is an apocalyptic number.

It is an amenable number.

56143000605 is a deficient number, since it is larger than the sum of its proper divisors (33685800387).

56143000605 is a wasteful number, since it uses less digits than its factorization.

56143000605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3742866715.

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 56143000605 in words is "fifty-six billion, one hundred forty-three million, six hundred five", and thus it is an aban number.

Divisors: 1 3 5 15 3742866707 11228600121 18714333535 56143000605