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75076801 = 448316747
BaseRepresentation
bin1000111100110…
…01010011000001
312020021022000021
410132121103001
5123204424201
611241053441
71601066542
oct436312301
9166238007
1075076801
1139419348
1221187281
1312728557
149d844c9
1568ceea1
hex47994c1

75076801 has 4 divisors (see below), whose sum is σ = 75098032. Its totient is φ = 75055572.

The previous prime is 75076789. The next prime is 75076817. The reversal of 75076801 is 10867057.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 75076801 - 217 = 74945729 is a prime.

It is a super-3 number, since 3×750768013 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75076601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3891 + ... + 12856.

It is an arithmetic number, because the mean of its divisors is an integer number (18774508).

Almost surely, 275076801 is an apocalyptic number.

It is an amenable number.

75076801 is a deficient number, since it is larger than the sum of its proper divisors (21231).

75076801 is a wasteful number, since it uses less digits than its factorization.

75076801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21230.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 75076801 is about 8664.6870110812. The cubic root of 75076801 is about 421.8602312599.

The spelling of 75076801 in words is "seventy-five million, seventy-six thousand, eight hundred one".

Divisors: 1 4483 16747 75076801