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380708042 = 211134132467
BaseRepresentation
bin10110101100010…
…010010011001010
3222112100222020212
4112230102103022
51234430124132
6101435521122
712301651661
oct2654222312
9875328225
10380708042
11185999650
12a75b91a2
1360b48540
14387c1dd8
15236525b2
hex16b124ca

380708042 has 32 divisors (see below), whose sum is σ = 687282624. Its totient is φ = 155836800.

The previous prime is 380708023. The next prime is 380708051. The reversal of 380708042 is 240807083.

It is a super-2 number, since 2×3807080422 = 289877226486947528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4508 + ... + 27959.

It is an arithmetic number, because the mean of its divisors is an integer number (21477582).

Almost surely, 2380708042 is an apocalyptic number.

380708042 is a deficient number, since it is larger than the sum of its proper divisors (306574582).

380708042 is a wasteful number, since it uses less digits than its factorization.

380708042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32534.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 380708042 is about 19511.7411319441. The cubic root of 380708042 is about 724.7652300491.

The spelling of 380708042 in words is "three hundred eighty million, seven hundred eight thousand, forty-two".

Divisors: 1 2 11 13 22 26 41 82 143 286 451 533 902 1066 5863 11726 32467 64934 357137 422071 714274 844142 1331147 2662294 4642781 9285562 14642617 17304911 29285234 34609822 190354021 380708042