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45003830 = 254500383
BaseRepresentation
bin1010101110101…
…1010000110110
310010200102122112
42223223100312
543010110310
64244331022
71054345334
oct253532066
9103612575
1045003830
1123449053
12130a3a72
1394292b1
145d96b54
153e3e705
hex2aeb436

45003830 has 8 divisors (see below), whose sum is σ = 81006912. Its totient is φ = 18001528.

The previous prime is 45003821. The next prime is 45003839. The reversal of 45003830 is 3830054.

It is an interprime number because it is at equal distance from previous prime (45003821) and next prime (45003839).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45003796 and 45003805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45003839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2250182 + ... + 2250201.

It is an arithmetic number, because the mean of its divisors is an integer number (10125864).

Almost surely, 245003830 is an apocalyptic number.

45003830 is a deficient number, since it is larger than the sum of its proper divisors (36003082).

45003830 is a wasteful number, since it uses less digits than its factorization.

45003830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500390.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 45003830 is about 6708.4893977706. The cubic root of 45003830 is about 355.6994212008.

Adding to 45003830 its reverse (3830054), we get a palindrome (48833884).

The spelling of 45003830 in words is "forty-five million, three thousand, eight hundred thirty".

Divisors: 1 2 5 10 4500383 9000766 22501915 45003830