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47301130 = 2520812273
BaseRepresentation
bin1011010001110…
…0001000001010
310022000010221201
42310130020022
544102114010
64405454414
71113024112
oct264341012
9108003851
1047301130
1124778048
1213a1140a
139a51b46
1463d4042
15424523a
hex2d1c20a

47301130 has 16 divisors (see below), whose sum is σ = 85220424. Its totient is φ = 18903040.

The previous prime is 47301109. The next prime is 47301131. The reversal of 47301130 is 3110374.

It can be written as a sum of positive squares in 4 ways, for example, as 43151761 + 4149369 = 6569^2 + 2037^2 .

It is a junction number, because it is equal to n+sod(n) for n = 47301098 and 47301107.

It is not an unprimeable number, because it can be changed into a prime (47301131) 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, 19674 + ... + 21946.

Almost surely, 247301130 is an apocalyptic number.

47301130 is a deficient number, since it is larger than the sum of its proper divisors (37919294).

47301130 is a wasteful number, since it uses less digits than its factorization.

47301130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4361.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 47301130 is about 6877.5816970793. The cubic root of 47301130 is about 361.6516953413.

The spelling of 47301130 in words is "forty-seven million, three hundred one thousand, one hundred thirty".

Divisors: 1 2 5 10 2081 2273 4162 4546 10405 11365 20810 22730 4730113 9460226 23650565 47301130