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6481200423 = 33771822383
BaseRepresentation
bin1100000100100111…
…10100010100100111
3121201200112002120010
412002103310110213
5101233141403143
62551042341303
7316416203025
oct60223642447
917650462503
106481200423
112826517895
12130a65a833
137c399ac49
14456aad715
1527dedaa33
hex1824f4527

6481200423 has 16 divisors (see below), whose sum is σ = 9000170496. Its totient is φ = 4144805280.

The previous prime is 6481200421. The next prime is 6481200433. The reversal of 6481200423 is 3240021846.

It is not a de Polignac number, because 6481200423 - 21 = 6481200421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6481200421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403311 + ... + 419072.

It is an arithmetic number, because the mean of its divisors is an integer number (562510656).

Almost surely, 26481200423 is an apocalyptic number.

6481200423 is a deficient number, since it is larger than the sum of its proper divisors (2518970073).

6481200423 is a wasteful number, since it uses less digits than its factorization.

6481200423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822494.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 6481200423 is about 80505.9030320137. The cubic root of 6481200423 is about 1864.4546197162.

The spelling of 6481200423 in words is "six billion, four hundred eighty-one million, two hundred thousand, four hundred twenty-three".

Divisors: 1 3 37 71 111 213 2627 7881 822383 2467149 30428171 58389193 91284513 175167579 2160400141 6481200423