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385276360 = 23571375987
BaseRepresentation
bin10110111101101…
…101100111001000
3222211222001210211
4112331231213020
51242112320420
6102121450504
712355536460
oct2675554710
9884861724
10385276360
11188529917
12a9040a34
1361a879a1
1439250ba0
1523c55e5a
hex16f6d9c8

385276360 has 32 divisors (see below), whose sum is σ = 990711360. Its totient is φ = 132094656.

The previous prime is 385276279. The next prime is 385276361. The reversal of 385276360 is 63672583.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (385276361) 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 7 ways as a sum of consecutive naturals, for example, 687714 + ... + 688273.

It is an arithmetic number, because the mean of its divisors is an integer number (30959730).

Almost surely, 2385276360 is an apocalyptic number.

It is an amenable number.

385276360 is an abundant number, since it is smaller than the sum of its proper divisors (605435000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385276360 is a wasteful number, since it uses less digits than its factorization.

385276360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376005 (or 1376001 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 385276360 is about 19628.4579119196. The cubic root of 385276360 is about 727.6526590435.

The spelling of 385276360 in words is "three hundred eighty-five million, two hundred seventy-six thousand, three hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 1375987 2751974 5503948 6879935 9631909 11007896 13759870 19263818 27519740 38527636 48159545 55039480 77055272 96319090 192638180 385276360