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160056057 = 371923107163
BaseRepresentation
bin10011000101001…
…00001011111001
3102011011200122010
421202210023321
5311433243212
623514320133
73652311510
oct1142441371
9364150563
10160056057
1182390537
1245729049
1327210135
1417385677
15e0b903c
hex98a42f9

160056057 has 64 divisors (see below), whose sum is σ = 272056320. Its totient is φ = 81601344.

The previous prime is 160056049. The next prime is 160056059. The reversal of 160056057 is 750650061.

It is not a de Polignac number, because 160056057 - 23 = 160056049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (160056059) 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 63 ways as a sum of consecutive naturals, for example, 981858 + ... + 982020.

It is an arithmetic number, because the mean of its divisors is an integer number (4250880).

Almost surely, 2160056057 is an apocalyptic number.

It is an amenable number.

160056057 is a deficient number, since it is larger than the sum of its proper divisors (112000263).

160056057 is a wasteful number, since it uses less digits than its factorization.

160056057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 160056057 is about 12651.3262941085. The cubic root of 160056057 is about 542.9469167946.

The spelling of 160056057 in words is "one hundred sixty million, fifty-six thousand, fifty-seven".

Divisors: 1 3 7 19 21 23 57 69 107 133 161 163 321 399 437 483 489 749 1141 1311 2033 2247 2461 3059 3097 3423 3749 6099 7383 9177 9291 11247 14231 17227 17441 21679 26243 42693 46759 51681 52323 65037 71231 78729 122087 140277 213693 327313 331379 366261 401143 498617 981939 994137 1203429 1495851 2319653 2808001 6958959 7621717 8424003 22865151 53352019 160056057