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160680738 = 2373366851
BaseRepresentation
bin10011001001111…
…00101100100010
3102012100102112110
421210330230202
5312113240423
623535540150
73660522651
oct1144745442
9365312473
10160680738
11827778a9
124598a656
132739b57a
14174a9198
15e18e193
hex993cb22

160680738 has 16 divisors (see below), whose sum is σ = 325764576. Its totient is φ = 52826400.

The previous prime is 160680727. The next prime is 160680749. The reversal of 160680738 is 837086061.

It is an interprime number because it is at equal distance from previous prime (160680727) and next prime (160680749).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 160680696 and 160680705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182988 + ... + 183863.

It is an arithmetic number, because the mean of its divisors is an integer number (20360286).

Almost surely, 2160680738 is an apocalyptic number.

160680738 is an abundant number, since it is smaller than the sum of its proper divisors (165083838).

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

160680738 is a wasteful number, since it uses less digits than its factorization.

160680738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366929.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 160680738 is about 12675.9906121770. The cubic root of 160680738 is about 543.6523536641.

The spelling of 160680738 in words is "one hundred sixty million, six hundred eighty thousand, seven hundred thirty-eight".

Divisors: 1 2 3 6 73 146 219 438 366851 733702 1100553 2201106 26780123 53560246 80340369 160680738