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2150056 = 23268757
BaseRepresentation
bin1000001100111010101000
311001020022201
420030322220
51022300211
6114025544
724163246
oct10147250
94036281
102150056
111239407
128782b4
135a382c
143dd796
152c70c1
hex20cea8

2150056 has 8 divisors (see below), whose sum is σ = 4031370. Its totient is φ = 1075024.

The previous prime is 2150039. The next prime is 2150101. The reversal of 2150056 is 6500512.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2149156 + 900 = 1466^2 + 30^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134371 + ... + 134386.

22150056 is an apocalyptic number.

It is an amenable number.

2150056 is a deficient number, since it is larger than the sum of its proper divisors (1881314).

2150056 is a wasteful number, since it uses less digits than its factorization.

2150056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268763 (or 268759 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 2150056 is about 1466.3069255787. The cubic root of 2150056 is about 129.0674086332.

Adding to 2150056 its reverse (6500512), we get a palindrome (8650568).

The spelling of 2150056 in words is "two million, one hundred fifty thousand, fifty-six".

Divisors: 1 2 4 8 268757 537514 1075028 2150056