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368806485 = 35294319717
BaseRepresentation
bin10101111110111…
…000101001010101
3221200222022101110
4111332320221111
51223403301420
6100332445233
712065542365
oct2576705125
9850868343
10368806485
1117a1aa853
12a3619819
135b53c2b8
1436da49a5
15225a0ee0
hex15fb8a55

368806485 has 32 divisors (see below), whose sum is σ = 624666240. Its totient is φ = 185488128.

The previous prime is 368806481. The next prime is 368806499. The reversal of 368806485 is 584608863.

It is not a de Polignac number, because 368806485 - 22 = 368806481 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368806481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8847 + ... + 28563.

It is an arithmetic number, because the mean of its divisors is an integer number (19520820).

Almost surely, 2368806485 is an apocalyptic number.

It is an amenable number.

368806485 is a deficient number, since it is larger than the sum of its proper divisors (255859755).

368806485 is a wasteful number, since it uses less digits than its factorization.

368806485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19797.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The square root of 368806485 is about 19204.3350574812. The cubic root of 368806485 is about 717.1326839835.

It can be divided in two parts, 36880 and 6485, that added together give a triangular number (43365 = T294).

The spelling of 368806485 in words is "three hundred sixty-eight million, eight hundred six thousand, four hundred eighty-five".

Divisors: 1 3 5 15 29 43 87 129 145 215 435 645 1247 3741 6235 18705 19717 59151 98585 295755 571793 847831 1715379 2543493 2858965 4239155 8576895 12717465 24587099 73761297 122935495 368806485