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4123450000 = 245582469
BaseRepresentation
bin1111010111000110…
…1101101010010000
3101122100222222000101
43311301231222100
531421100400000
61521055502144
7204116514055
oct36561555220
911570888011
104123450000
11182664201a
12970b27954
13509385a57
142b18cb02c
1519200ce6a
hexf5c6da90

4123450000 has 60 divisors (see below), whose sum is σ = 9985962420. Its totient is φ = 1649360000.

The previous prime is 4123449973. The next prime is 4123450003. The reversal of 4123450000 is 543214.

It can be written as a sum of positive squares in 6 ways, for example, as 2048829696 + 2074620304 = 45264^2 + 45548^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4123450000.

It is not an unprimeable number, because it can be changed into a prime (4123450003) 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 11 ways as a sum of consecutive naturals, for example, 8766 + ... + 91234.

It is an arithmetic number, because the mean of its divisors is an integer number (166432707).

Almost surely, 24123450000 is an apocalyptic number.

4123450000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4123450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4992981210).

4123450000 is an abundant number, since it is smaller than the sum of its proper divisors (5862512420).

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

4123450000 is an frugal number, since it uses more digits than its factorization.

4123450000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82502 (or 82476 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 4123450000 is about 64214.0950259365. The cubic root of 4123450000 is about 1603.5662639451.

Adding to 4123450000 its reverse (543214), we get a palindrome (4123993214).

The spelling of 4123450000 in words is "four billion, one hundred twenty-three million, four hundred fifty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 3125 5000 6250 10000 12500 25000 50000 82469 164938 329876 412345 659752 824690 1319504 1649380 2061725 3298760 4123450 6597520 8246900 10308625 16493800 20617250 32987600 41234500 51543125 82469000 103086250 164938000 206172500 257715625 412345000 515431250 824690000 1030862500 2061725000 4123450000