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242398358800 = 24521346615069
BaseRepresentation
bin1110000111000000010…
…0010110110100010000
3212011200011021110202121
43201300010112310100
512432412434440200
6303204542024024
723340600024343
oct3416004266420
9764604243677
10242398358800
1193889610754
123ab8a878014
1319b20234350
14ba3700245a
15648a7aae1a
hex3870116d10

242398358800 has 60 divisors (see below), whose sum is σ = 627159151780. Its totient is φ = 89500930560.

The previous prime is 242398358753. The next prime is 242398358801. The reversal of 242398358800 is 8853893242.

It can be written as a sum of positive squares in 6 ways, for example, as 102225993984 + 140172364816 = 319728^2 + 374396^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (242398358801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23302335 + ... + 23312734.

Almost surely, 2242398358800 is an apocalyptic number.

242398358800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242398358800 is an abundant number, since it is smaller than the sum of its proper divisors (384760792980).

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

242398358800 is a wasteful number, since it uses less digits than its factorization.

242398358800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46615100 (or 46615089 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 242398358800 in words is "two hundred forty-two billion, three hundred ninety-eight million, three hundred fifty-eight thousand, eight hundred".

Divisors: 1 2 4 5 8 10 13 16 20 25 26 40 50 52 65 80 100 104 130 200 208 260 325 400 520 650 1040 1300 2600 5200 46615069 93230138 186460276 233075345 372920552 466150690 605995897 745841104 932301380 1165376725 1211991794 1864602760 2330753450 2423983588 3029979485 3729205520 4661506900 4847967176 6059958970 9323013800 9695934352 12119917940 15149897425 18646027600 24239835880 30299794850 48479671760 60599589700 121199179400 242398358800