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8342503945 = 51987815831
BaseRepresentation
bin1111100010100000…
…01000001000001001
3210112101220002222121
413301100020020021
5114041140111240
63455452451241
7413510053636
oct76120101011
923471802877
108342503945
1135a1142766
121749a79b21
13a2c4a3389
14591d8318d
1533c60304a
hex1f1408209

8342503945 has 8 divisors (see below), whose sum is σ = 10537899840. Its totient is φ = 6322739760.

The previous prime is 8342503933. The next prime is 8342503957. The reversal of 8342503945 is 5493052438.

It is an interprime number because it is at equal distance from previous prime (8342503933) and next prime (8342503957).

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

It is not a de Polignac number, because 8342503945 - 217 = 8342372873 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43907821 + ... + 43908010.

It is an arithmetic number, because the mean of its divisors is an integer number (1317237480).

Almost surely, 28342503945 is an apocalyptic number.

It is an amenable number.

8342503945 is a deficient number, since it is larger than the sum of its proper divisors (2195395895).

8342503945 is a wasteful number, since it uses less digits than its factorization.

8342503945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87815855.

The product of its (nonzero) digits is 518400, while the sum is 43.

The square root of 8342503945 is about 91337.3086148262. The cubic root of 8342503945 is about 2028.1440927181.

The spelling of 8342503945 in words is "eight billion, three hundred forty-two million, five hundred three thousand, nine hundred forty-five".

Divisors: 1 5 19 95 87815831 439079155 1668500789 8342503945