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2063075688 = 233228653829
BaseRepresentation
bin111101011111000…
…0000100101101000
312022210001002210200
41322332000211220
513211121410223
6540414512200
7102060565632
oct17276004550
95283032720
102063075688
11969609333
12496b05660
1326b56025b
14157dd7a52
15c11c1a43
hex7af80968

2063075688 has 24 divisors (see below), whose sum is σ = 5587496850. Its totient is φ = 687691872.

The previous prime is 2063075687. The next prime is 2063075701. The reversal of 2063075688 is 8865703602.

2063075688 is a `hidden beast` number, since 2 + 0 + 630 + 7 + 5 + 6 + 8 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1099718244 + 963357444 = 33162^2 + 31038^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (2063075687) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14326843 + ... + 14326986.

Almost surely, 22063075688 is an apocalyptic number.

It is an amenable number.

2063075688 is an abundant number, since it is smaller than the sum of its proper divisors (3524421162).

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

2063075688 is a wasteful number, since it uses less digits than its factorization.

2063075688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28653841 (or 28653834 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 2063075688 is about 45421.0929855282. The cubic root of 2063075688 is about 1273.0292636395.

The spelling of 2063075688 in words is "two billion, sixty-three million, seventy-five thousand, six hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 28653829 57307658 85961487 114615316 171922974 229230632 257884461 343845948 515768922 687691896 1031537844 2063075688