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76282105 = 553287857
BaseRepresentation
bin1001000101111…
…11100011111001
312022112112101011
410202333203321
5124012011410
611322553521
71614246544
oct442774371
9168475334
1076282105
113a071969
12216688a1
1312a5b053
14a1b985b
156a6c18a
hex48bf8f9

76282105 has 8 divisors (see below), whose sum is σ = 93265992. Its totient is φ = 59874048.

The previous prime is 76282069. The next prime is 76282121. The reversal of 76282105 is 50128267.

It can be written as a sum of positive squares in 4 ways, for example, as 22391824 + 53890281 = 4732^2 + 7341^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76282105 - 219 = 75757817 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143664 + ... + 144193.

It is an arithmetic number, because the mean of its divisors is an integer number (11658249).

Almost surely, 276282105 is an apocalyptic number.

It is an amenable number.

76282105 is a deficient number, since it is larger than the sum of its proper divisors (16983887).

76282105 is a wasteful number, since it uses less digits than its factorization.

76282105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287915.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 76282105 is about 8733.9627317730. The cubic root of 76282105 is about 424.1058108564.

The spelling of 76282105 in words is "seventy-six million, two hundred eighty-two thousand, one hundred five".

Divisors: 1 5 53 265 287857 1439285 15256421 76282105