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6323974989 = 37512806913
BaseRepresentation
bin1011110001111000…
…00011001101001101
3121022201200012210220
411320330003031031
5100422414144424
62523304421553
7312466620603
oct57074031515
917281605726
106323974989
1127557a0012
121285a778b9
1379a23c347
1443dc63873
152702d0579
hex178f0334d

6323974989 has 8 divisors (see below), whose sum is σ = 8443197312. Its totient is φ = 4210368000.

The previous prime is 6323974939. The next prime is 6323975017. The reversal of 6323974989 is 9894793236.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6323974989 - 216 = 6323909453 is a prime.

It is a super-2 number, since 2×63239749892 = 79985319322995100242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6323974939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401204 + ... + 1405709.

It is an arithmetic number, because the mean of its divisors is an integer number (1055399664).

Almost surely, 26323974989 is an apocalyptic number.

It is an amenable number.

6323974989 is a deficient number, since it is larger than the sum of its proper divisors (2119222323).

6323974989 is a wasteful number, since it uses less digits than its factorization.

6323974989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2807667.

The product of its digits is 17635968, while the sum is 60.

The square root of 6323974989 is about 79523.4241528872. The cubic root of 6323974989 is about 1849.2546292631.

The spelling of 6323974989 in words is "six billion, three hundred twenty-three million, nine hundred seventy-four thousand, nine hundred eighty-nine".

Divisors: 1 3 751 2253 2806913 8420739 2107991663 6323974989