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471812070 = 23515727069
BaseRepresentation
bin11100000111110…
…100011111100110
31012212210112111010
4130013310133212
51431240441240
6114452323050
714456223252
oct3407643746
91185715433
10471812070
11222364434
12112013486
1376995b52
1446939262
152b64b280
hex1c1f47e6

471812070 has 16 divisors (see below), whose sum is σ = 1132349040. Its totient is φ = 125816544.

The previous prime is 471812069. The next prime is 471812071. The reversal of 471812070 is 70218174.

471812070 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (471812069) and next prime (471812071).

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 15727069 = 471812070 / (4 + 7 + 1 + 8 + 1 + 2 + 0 + 7 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (471812071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7863505 + ... + 7863564.

It is an arithmetic number, because the mean of its divisors is an integer number (70771815).

Almost surely, 2471812070 is an apocalyptic number.

471812070 is an abundant number, since it is smaller than the sum of its proper divisors (660536970).

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

471812070 is a wasteful number, since it uses less digits than its factorization.

471812070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15727079.

The product of its (nonzero) digits is 3136, while the sum is 30.

The square root of 471812070 is about 21721.2354621002. The cubic root of 471812070 is about 778.4959345960.

The spelling of 471812070 in words is "four hundred seventy-one million, eight hundred twelve thousand, seventy".

Divisors: 1 2 3 5 6 10 15 30 15727069 31454138 47181207 78635345 94362414 157270690 235906035 471812070