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3680258890 = 257114779557
BaseRepresentation
bin1101101101011100…
…0100101101001010
3100111111001112002211
43123113010231022
530014121241030
61405104415334
7160125453520
oct33327045512
910444045084
103680258890
111619456a80
1286861754a
134686012a9
1426cac2310
1516816712a
hexdb5c4b4a

3680258890 has 32 divisors (see below), whose sum is σ = 8259076224. Its totient is φ = 1147093440.

The previous prime is 3680258809. The next prime is 3680258951. The reversal of 3680258890 is 988520863.

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 15 ways as a sum of consecutive naturals, for example, 2389009 + ... + 2390548.

It is an arithmetic number, because the mean of its divisors is an integer number (258096132).

Almost surely, 23680258890 is an apocalyptic number.

3680258890 is an abundant number, since it is smaller than the sum of its proper divisors (4578817334).

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

3680258890 is a wasteful number, since it uses less digits than its factorization.

3680258890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4779582.

The product of its (nonzero) digits is 829440, while the sum is 49.

The square root of 3680258890 is about 60665.1373525190. The cubic root of 3680258890 is about 1543.9247294890.

The spelling of 3680258890 in words is "three billion, six hundred eighty million, two hundred fifty-eight thousand, eight hundred ninety".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 4779557 9559114 23897785 33456899 47795570 52575127 66913798 105150254 167284495 262875635 334568990 368025889 525751270 736051778 1840129445 3680258890