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7214301430 = 257103061449
BaseRepresentation
bin1101011100000000…
…11000000011110110
3200121202222111002021
412232000120003312
5104233330121210
63151511303354
7343530356530
oct65600300366
920552874067
107214301430
113072315496
12149407ab5a
138ac82991b
144c61c2850
152c354abda
hex1ae0180f6

7214301430 has 16 divisors (see below), whose sum is σ = 14840848800. Its totient is φ = 2473474752.

The previous prime is 7214301401. The next prime is 7214301433. The reversal of 7214301430 is 341034127.

It is a super-2 number, since 2×72143014302 (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 7214301395 and 7214301404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7214301433) 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, 51530655 + ... + 51530794.

It is an arithmetic number, because the mean of its divisors is an integer number (927553050).

Almost surely, 27214301430 is an apocalyptic number.

7214301430 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

7214301430 is an abundant number, since it is smaller than the sum of its proper divisors (7626547370).

7214301430 is a wasteful number, since it uses less digits than its factorization.

7214301430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103061463.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 7214301430 is about 84937.0439207770. The cubic root of 7214301430 is about 1932.2564309412.

Adding to 7214301430 its reverse (341034127), we get a palindrome (7555335557).

The spelling of 7214301430 in words is "seven billion, two hundred fourteen million, three hundred one thousand, four hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 103061449 206122898 515307245 721430143 1030614490 1442860286 3607150715 7214301430