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380212075 = 5215208483
BaseRepresentation
bin10110101010011…
…001001101101011
3222111102202220201
4112222121031223
51234313241300
6101421133031
712264515005
oct2652311553
9874382821
10380212075
1118568aa61
12a73ba177
1360a03879
14386d3375
15235a566a
hex16a9936b

380212075 has 6 divisors (see below), whose sum is σ = 471463004. Its totient is φ = 304169640.

The previous prime is 380212067. The next prime is 380212141. The reversal of 380212075 is 570212083.

It is not a de Polignac number, because 380212075 - 23 = 380212067 is a prime.

It is a super-2 number, since 2×3802120752 = 289122443951611250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7604217 + ... + 7604266.

Almost surely, 2380212075 is an apocalyptic number.

380212075 is a deficient number, since it is larger than the sum of its proper divisors (91250929).

380212075 is a wasteful number, since it uses less digits than its factorization.

380212075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15208493 (or 15208488 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 380212075 is about 19499.0275398544. The cubic root of 380212075 is about 724.4503642329.

The spelling of 380212075 in words is "three hundred eighty million, two hundred twelve thousand, seventy-five".

Divisors: 1 5 25 15208483 76042415 380212075