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288363130 = 251123311251
BaseRepresentation
bin10001001100000…
…001001001111010
3202002121100211221
4101030001021322
51042310110010
644340342254
710101021556
oct2114011172
9662540757
10288363130
11138856540
12806a498a
1347985193
142a424866
151a4b0dda
hex1130127a

288363130 has 32 divisors (see below), whose sum is σ = 568721088. Its totient is φ = 104400000.

The previous prime is 288363113. The next prime is 288363143. The reversal of 288363130 is 31363882.

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 15 ways as a sum of consecutive naturals, for example, 20005 + ... + 31255.

It is an arithmetic number, because the mean of its divisors is an integer number (17772534).

Almost surely, 2288363130 is an apocalyptic number.

288363130 is a deficient number, since it is larger than the sum of its proper divisors (280357958).

288363130 is a wasteful number, since it uses less digits than its factorization.

288363130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11502.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 288363130 is about 16981.2581983786. The cubic root of 288363130 is about 660.6628861807.

The spelling of 288363130 in words is "two hundred eighty-eight million, three hundred sixty-three thousand, one hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 233 466 1165 2330 2563 5126 11251 12815 22502 25630 56255 112510 123761 247522 618805 1237610 2621483 5242966 13107415 26214830 28836313 57672626 144181565 288363130