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75704061 = 3201712511
BaseRepresentation
bin1001000001100…
…10011011111101
312021110011110010
410200302123331
5123340012221
611302333433
71606321356
oct440623375
9167404403
1075704061
1139807644
122142a279
13128b7c04
14a0a8d2d
1569a5c76
hex48326fd

75704061 has 8 divisors (see below), whose sum is σ = 100996864. Its totient is φ = 50440320.

The previous prime is 75704059. The next prime is 75704071. The reversal of 75704061 is 16040757.

It is a happy number.

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

It is not a de Polignac number, because 75704061 - 21 = 75704059 is a prime.

It is a super-2 number, since 2×757040612 = 11462209703783442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75704071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205 + ... + 12306.

It is an arithmetic number, because the mean of its divisors is an integer number (12624608).

Almost surely, 275704061 is an apocalyptic number.

It is an amenable number.

75704061 is a deficient number, since it is larger than the sum of its proper divisors (25292803).

75704061 is a wasteful number, since it uses less digits than its factorization.

75704061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14531.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 75704061 is about 8700.8080659212. The cubic root of 75704061 is about 423.0318426364.

The spelling of 75704061 in words is "seventy-five million, seven hundred four thousand, sixty-one".

Divisors: 1 3 2017 6051 12511 37533 25234687 75704061