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380380370 = 25417173179
BaseRepresentation
bin10110101011000…
…010010011010010
3222111202022202212
4112223002103102
51234334132440
6101424512122
712266115446
oct2653022322
9874668685
10380380370
11185795447
12a747b642
1360a62356
1438738826
15235da465
hex16ac24d2

380380370 has 64 divisors (see below), whose sum is σ = 725034240. Its totient is φ = 143539200.

The previous prime is 380380309. The next prime is 380380391. The reversal of 380380370 is 73083083.

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 31 ways as a sum of consecutive naturals, for example, 2124941 + ... + 2125119.

It is an arithmetic number, because the mean of its divisors is an integer number (11328660).

Almost surely, 2380380370 is an apocalyptic number.

380380370 is a deficient number, since it is larger than the sum of its proper divisors (344653870).

380380370 is a wasteful number, since it uses less digits than its factorization.

380380370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 380380370 is about 19503.3425340376. The cubic root of 380380370 is about 724.5572373857.

The spelling of 380380370 in words is "three hundred eighty million, three hundred eighty thousand, three hundred seventy".

Divisors: 1 2 5 10 41 71 73 82 142 146 179 205 355 358 365 410 710 730 895 1790 2911 2993 5183 5822 5986 7339 10366 12709 13067 14555 14678 14965 25418 25915 26134 29110 29930 36695 51830 63545 65335 73390 127090 130670 212503 425006 521069 535747 927757 1042138 1062515 1071494 1855514 2125030 2605345 2678735 4638785 5210690 5357470 9277570 38038037 76076074 190190185 380380370