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275038056 = 23328594447
BaseRepresentation
bin10000011001001…
…011111101101000
3201011112101021200
4100121023331220
51030402204211
643143004200
76546533136
oct2031137550
9634471250
10275038056
11131285187
1278139660
1344c9b017
1428756756
151922cb56
hex1064bf68

275038056 has 48 divisors (see below), whose sum is σ = 745929600. Its totient is φ = 91552032.

The previous prime is 275038033. The next prime is 275038061. The reversal of 275038056 is 650830572.

275038056 is a `hidden beast` number, since 27 + 503 + 80 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 275038056.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59625 + ... + 64071.

It is an arithmetic number, because the mean of its divisors is an integer number (15540200).

Almost surely, 2275038056 is an apocalyptic number.

It is an amenable number.

275038056 is an abundant number, since it is smaller than the sum of its proper divisors (470891544).

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

275038056 is a wasteful number, since it uses less digits than its factorization.

275038056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5318 (or 5311 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 275038056 is about 16584.2713436557. The cubic root of 275038056 is about 650.3257191985.

The spelling of 275038056 in words is "two hundred seventy-five million, thirty-eight thousand, fifty-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 859 1718 2577 3436 4447 5154 6872 7731 8894 10308 13341 15462 17788 20616 26682 30924 35576 40023 53364 61848 80046 106728 160092 320184 3819973 7639946 11459919 15279892 22919838 30559784 34379757 45839676 68759514 91679352 137519028 275038056