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380180002 = 21813173313
BaseRepresentation
bin10110101010010…
…001011000100010
3222111101010220211
4112222101120202
51234311230002
6101420324334
712264322336
oct2652213042
9874333824
10380180002
11185668954
12a73a36aa
13609c20a7
14386c57c6
152359add7
hex16a91622

380180002 has 16 divisors (see below), whose sum is σ = 575403192. Its totient is φ = 188386560.

The previous prime is 380179991. The next prime is 380180023. The reversal of 380180002 is 200081083.

It can be written as a sum of positive squares in 4 ways, for example, as 202464441 + 177715561 = 14229^2 + 13331^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113098 + ... + 116410.

Almost surely, 2380180002 is an apocalyptic number.

380180002 is a deficient number, since it is larger than the sum of its proper divisors (195223190).

380180002 is a wasteful number, since it uses less digits than its factorization.

380180002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3813.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 380180002 is about 19498.2050968801. The cubic root of 380180002 is about 724.4299931896.

The spelling of 380180002 in words is "three hundred eighty million, one hundred eighty thousand, two".

Divisors: 1 2 181 317 362 634 3313 6626 57377 114754 599653 1050221 1199306 2100442 190090001 380180002