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952208280018 = 234766672
BaseRepresentation
bin11011101101101000000…
…10010100100111010010
310101000211000212111120000
431312310002110213102
5111100110304430033
62005234412030430
7125536415556312
oct15666402244722
93330730774500
10952208280018
11337913828356
12134664762416
136ba3cb991a8
143413110b442
1519b80bc6a13
hexddb40949d2

952208280018 has 30 divisors (see below), whose sum is σ = 2133679717191. Its totient is φ = 317398619988.

The previous prime is 952208280013. The next prime is 952208280019. The reversal of 952208280018 is 810082802259.

It can be written as a sum of positive squares in only one way, i.e., 476104140009 + 476104140009 = 690003^2 + 690003^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=690003.

It is not an unprimeable number, because it can be changed into a prime (952208280013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 12381721 + ... + 12458387.

Almost surely, 2952208280018 is an apocalyptic number.

952208280018 is an abundant number, since it is smaller than the sum of its proper divisors (1181471437173).

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

952208280018 is an frugal number, since it uses more digits than its factorization.

952208280018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153348 (or 76672 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 45.

The spelling of 952208280018 in words is "nine hundred fifty-two billion, two hundred eight million, two hundred eighty thousand, eighteen".

Divisors: 1 2 3 6 9 18 27 54 81 162 76667 153334 230001 460002 690003 1380006 2070009 4140018 6210027 12420054 5877828889 11755657778 17633486667 35266973334 52900460001 105800920002 158701380003 317402760006 476104140009 952208280018