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200280968 = 2325035121
BaseRepresentation
bin10111111000000…
…00101110001000
3111221212022211122
423330000232020
5402232442333
631512414412
74651234346
oct1374005610
9457768748
10200280968
11a3065068
12570a7408
1332655164
141c856996
15128b2798
hexbf00b88

200280968 has 8 divisors (see below), whose sum is σ = 375526830. Its totient is φ = 100140480.

The previous prime is 200280947. The next prime is 200280973. The reversal of 200280968 is 869082002.

It can be written as a sum of positive squares in only one way, i.e., 199430884 + 850084 = 14122^2 + 922^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2002809682 = 80224932286034048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12517553 + ... + 12517568.

Almost surely, 2200280968 is an apocalyptic number.

It is an amenable number.

200280968 is a deficient number, since it is larger than the sum of its proper divisors (175245862).

200280968 is a wasteful number, since it uses less digits than its factorization.

200280968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25035127 (or 25035123 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 200280968 is about 14152.0658562628. The cubic root of 200280968 is about 585.0772713085.

The spelling of 200280968 in words is "two hundred million, two hundred eighty thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 25035121 50070242 100140484 200280968