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3289385697 = 3131929153073
BaseRepresentation
bin1100010000010000…
…0000101011100001
322111020120002212220
43010010000223201
523214040320242
61302222541253
7144341213523
oct30404005341
98436502786
103289385697
111438855184
12779737829
13405636c90
14232c15a13
15143ba7bec
hexc4100ae1

3289385697 has 32 divisors (see below), whose sum is σ = 5143286400. Its totient is φ = 1851558912.

The previous prime is 3289385689. The next prime is 3289385707. The reversal of 3289385697 is 7965839823.

It is not a de Polignac number, because 3289385697 - 23 = 3289385689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3289385697.

It is not an unprimeable number, because it can be changed into a prime (3289385677) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55048 + ... + 98025.

It is an arithmetic number, because the mean of its divisors is an integer number (160727700).

Almost surely, 23289385697 is an apocalyptic number.

It is an amenable number.

3289385697 is a deficient number, since it is larger than the sum of its proper divisors (1853900703).

3289385697 is a wasteful number, since it uses less digits than its factorization.

3289385697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153137.

The product of its digits is 19595520, while the sum is 60.

The square root of 3289385697 is about 57353.1664077930. The cubic root of 3289385697 is about 1487.2076129124.

The spelling of 3289385697 in words is "three billion, two hundred eighty-nine million, three hundred eighty-five thousand, six hundred ninety-seven".

Divisors: 1 3 13 19 29 39 57 87 247 377 551 741 1131 1653 7163 21489 153073 459219 1989949 2908387 4439117 5969847 8725161 13317351 37809031 57708521 84343223 113427093 173125563 253029669 1096461899 3289385697