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16804680153 = 345712257243
BaseRepresentation
bin11111010011010001…
…10001000111011001
31121101010222012110020
433221220301013121
5233403444231103
611415302341053
71133302265412
oct175150610731
947333865406
1016804680153
117143892a18
12330ba2a789
13177a6b7431
14b55b98809
15685494753
hex3e9a311d9

16804680153 has 8 divisors (see below), whose sum is σ = 22455271008. Its totient is φ = 11178604704.

The previous prime is 16804680143. The next prime is 16804680157. The reversal of 16804680153 is 35108640861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16804680153 - 25 = 16804680121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16804680157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6127251 + ... + 6129992.

It is an arithmetic number, because the mean of its divisors is an integer number (2806908876).

Almost surely, 216804680153 is an apocalyptic number.

It is an amenable number.

16804680153 is a deficient number, since it is larger than the sum of its proper divisors (5650590855).

16804680153 is a wasteful number, since it uses less digits than its factorization.

16804680153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12257703.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 16804680153 in words is "sixteen billion, eight hundred four million, six hundred eighty thousand, one hundred fifty-three".

Divisors: 1 3 457 1371 12257243 36771729 5601560051 16804680153