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76053471 = 3131950089
BaseRepresentation
bin1001000100001…
…11101111011111
312022002220202020
410202013233133
5123432202341
611314031223
71612305144
oct442075737
9168086666
1076053471
1139a2610a
1221578513
13129aac70
14a15a3cb
156a24566
hex4887bdf

76053471 has 8 divisors (see below), whose sum is σ = 109205040. Its totient is φ = 46802112.

The previous prime is 76053451. The next prime is 76053499. The reversal of 76053471 is 17435067.

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

It is not a de Polignac number, because 76053471 - 29 = 76052959 is a prime.

It is a super-3 number, since 3×760534713 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76053421) 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, 975006 + ... + 975083.

It is an arithmetic number, because the mean of its divisors is an integer number (13650630).

Almost surely, 276053471 is an apocalyptic number.

76053471 is a deficient number, since it is larger than the sum of its proper divisors (33151569).

76053471 is a wasteful number, since it uses less digits than its factorization.

76053471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1950105.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 76053471 is about 8720.8641200285. The cubic root of 76053471 is about 423.6816744895.

The spelling of 76053471 in words is "seventy-six million, fifty-three thousand, four hundred seventy-one".

Divisors: 1 3 13 39 1950089 5850267 25351157 76053471