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4570480 = 24557131
BaseRepresentation
bin10001011011110101110000
322121012112001
4101123311300
52132223410
6241543344
753564005
oct21336560
98535461
104570480
112641962
121644b54
13c40435
1486d8ac
1560433a
hex45bd70

4570480 has 20 divisors (see below), whose sum is σ = 10626552. Its totient is φ = 1828160.

The previous prime is 4570477. The next prime is 4570481. The reversal of 4570480 is 840754.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4570481) 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, 28486 + ... + 28645.

Almost surely, 24570480 is an apocalyptic number.

4570480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4570480 is an abundant number, since it is smaller than the sum of its proper divisors (6056072).

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

4570480 is a wasteful number, since it uses less digits than its factorization.

4570480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57144 (or 57138 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 4570480 is about 2137.8680969601. The cubic root of 4570480 is about 165.9538266121.

It can be divided in two parts, 4570 and 480, that added together give a triangular number (5050 = T100).

The spelling of 4570480 in words is "four million, five hundred seventy thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 57131 114262 228524 285655 457048 571310 914096 1142620 2285240 4570480