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380324487 = 34197127251
BaseRepresentation
bin10110101010110…
…100101010000111
3222111122111010010
4112222310222013
51234330340422
6101423401303
712265463514
oct2652645207
9874574103
10380324487
11185757464
12a7453233
1360a42a9a
143872230b
15235c8b0c
hex16ab4a87

380324487 has 32 divisors (see below), whose sum is σ = 531062784. Its totient is φ = 241920000.

The previous prime is 380324479. The next prime is 380324491. The reversal of 380324487 is 784423083.

It is not a de Polignac number, because 380324487 - 23 = 380324479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380324687) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1515112 + ... + 1515362.

It is an arithmetic number, because the mean of its divisors is an integer number (16595712).

Almost surely, 2380324487 is an apocalyptic number.

380324487 is a deficient number, since it is larger than the sum of its proper divisors (150738297).

380324487 is a wasteful number, since it uses less digits than its factorization.

380324487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519.

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 380324487 is about 19501.9098295526. The cubic root of 380324487 is about 724.5217532420.

The spelling of 380324487 in words is "three hundred eighty million, three hundred twenty-four thousand, four hundred eighty-seven".

Divisors: 1 3 41 97 123 127 251 291 381 753 3977 5207 10291 11931 12319 15621 24347 30873 31877 36957 73041 95631 505079 998227 1306957 1515237 2994681 3092069 3920871 9276207 126774829 380324487