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4669487442 = 232259415969
BaseRepresentation
bin1000101100101001…
…01011100101010010
3110001102110112120100
410112110223211102
534030342044232
62051203153230
7223466663004
oct42624534522
913042415510
104669487442
111a86893034
12aa3975816
13595539729
14324228374
151c4e1bc7c
hex11652b952

4669487442 has 12 divisors (see below), whose sum is σ = 10117222830. Its totient is φ = 1556495808.

The previous prime is 4669487429. The next prime is 4669487447. The reversal of 4669487442 is 2447849664.

It can be written as a sum of positive squares in only one way, i.e., 2396200401 + 2273287041 = 48951^2 + 47679^2 .

It is a super-2 number, since 2×46694874422 = 43608225941991406728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4669487447) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 129707967 + ... + 129708002.

Almost surely, 24669487442 is an apocalyptic number.

4669487442 is an abundant number, since it is smaller than the sum of its proper divisors (5447735388).

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

4669487442 is a wasteful number, since it uses less digits than its factorization.

4669487442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259415977 (or 259415974 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 54.

The square root of 4669487442 is about 68333.6479488692. The cubic root of 4669487442 is about 1671.4359435322.

The spelling of 4669487442 in words is "four billion, six hundred sixty-nine million, four hundred eighty-seven thousand, four hundred forty-two".

Divisors: 1 2 3 6 9 18 259415969 518831938 778247907 1556495814 2334743721 4669487442