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3000254420 = 225150012721
BaseRepresentation
bin1011001011010100…
…0011111111010100
321202002111201100002
42302311003333110
522121031120140
61213413510432
7134230512302
oct26265037724
97662451302
103000254420
1112aa624609
126b8942418
1338a773297
14206671272
151285e4415
hexb2d43fd4

3000254420 has 12 divisors (see below), whose sum is σ = 6300534324. Its totient is φ = 1200101760.

The previous prime is 3000254407. The next prime is 3000254429. The reversal of 3000254420 is 244520003.

It can be written as a sum of positive squares in 2 ways, for example, as 970571716 + 2029682704 = 31154^2 + 45052^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 150012721 = 3000254420 / (3 + 0 + 0 + 0 + 2 + 5 + 4 + 4 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 3000254392 and 3000254401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3000254429) 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, 75006341 + ... + 75006380.

It is an arithmetic number, because the mean of its divisors is an integer number (525044527).

Almost surely, 23000254420 is an apocalyptic number.

It is an amenable number.

3000254420 is an abundant number, since it is smaller than the sum of its proper divisors (3300279904).

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

3000254420 is a wasteful number, since it uses less digits than its factorization.

3000254420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150012730 (or 150012728 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 3000254420 is about 54774.5782274953. The cubic root of 3000254420 is about 1442.2903399478.

Adding to 3000254420 its reverse (244520003), we get a palindrome (3244774423).

The spelling of 3000254420 in words is "three billion, two hundred fifty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 150012721 300025442 600050884 750063605 1500127210 3000254420