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160208442 = 2351719391
BaseRepresentation
bin10011000110010…
…01011000111010
3102011110102200000
421203021120322
5312003132232
623521453430
73653515002
oct1143113072
9364412600
10160208442
1182484a79
12457a1276
13272645c4
14173c5002
15e0e927c
hex98c963a

160208442 has 48 divisors (see below), whose sum is σ = 381169152. Its totient is φ = 50258880.

The previous prime is 160208407. The next prime is 160208449. The reversal of 160208442 is 244802061.

160208442 is a `hidden beast` number, since 16 + 0 + 208 + 442 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (160208449) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1434 + ... + 17957.

It is an arithmetic number, because the mean of its divisors is an integer number (7941024).

Almost surely, 2160208442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 160208442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190584576).

160208442 is an abundant number, since it is smaller than the sum of its proper divisors (220960710).

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

160208442 is a wasteful number, since it uses less digits than its factorization.

160208442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19425 (or 19413 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 160208442 is about 12657.3473524274. The cubic root of 160208442 is about 543.1191704499.

The spelling of 160208442 in words is "one hundred sixty million, two hundred eight thousand, four hundred forty-two".

Divisors: 1 2 3 6 9 17 18 27 34 51 54 81 102 153 162 243 306 459 486 918 1377 2754 4131 8262 19391 38782 58173 116346 174519 329647 349038 523557 659294 988941 1047114 1570671 1977882 2966823 3141342 4712013 5933646 8900469 9424026 17800938 26701407 53402814 80104221 160208442