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42664957248 = 263222213319
BaseRepresentation
bin100111101111000001…
…111001010101000000
311002010101122101120210
4213233001321111000
51144334212112443
631333334034120
73040164103314
oct475701712500
9132111571523
1042664957248
111710428a951
1283284a8940
13403c219944
1420ca4bbb44
15119a948c33
hex9ef079540

42664957248 has 28 divisors (see below), whose sum is σ = 112884366560. Its totient is φ = 14221652352.

The previous prime is 42664957217. The next prime is 42664957259. The reversal of 42664957248 is 84275946624.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 111106468 + ... + 111106851.

It is an arithmetic number, because the mean of its divisors is an integer number (4031584520).

Almost surely, 242664957248 is an apocalyptic number.

42664957248 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42664957248 is an abundant number, since it is smaller than the sum of its proper divisors (70219409312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42664957248 is a wasteful number, since it uses less digits than its factorization.

42664957248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222213334 (or 222213324 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 57.

The spelling of 42664957248 in words is "forty-two billion, six hundred sixty-four million, nine hundred fifty-seven thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 192 222213319 444426638 666639957 888853276 1333279914 1777706552 2666559828 3555413104 5333119656 7110826208 10666239312 14221652416 21332478624 42664957248