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425470160 = 2456418297
BaseRepresentation
bin11001010111000…
…010100011010000
31002122121010100002
4121113002203100
51332410021120
6110115145132
713354302533
oct3127024320
91078533302
10425470160
111a9192035
12ba5a51a8
136a1bb7bb
1440714a1a
1527545375
hex195c28d0

425470160 has 40 divisors (see below), whose sum is σ = 990880776. Its totient is φ = 169902080.

The previous prime is 425470153. The next prime is 425470163. The reversal of 425470160 is 61074524.

It can be written as a sum of positive squares in 4 ways, for example, as 262958656 + 162511504 = 16216^2 + 12748^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425470163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47132 + ... + 55428.

Almost surely, 2425470160 is an apocalyptic number.

425470160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425470160 is an abundant number, since it is smaller than the sum of its proper divisors (565410616).

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

425470160 is a wasteful number, since it uses less digits than its factorization.

425470160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8951 (or 8945 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 425470160 is about 20626.9280310957. The cubic root of 425470160 is about 752.1244418325.

The spelling of 425470160 in words is "four hundred twenty-five million, four hundred seventy thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 641 1282 2564 3205 5128 6410 8297 10256 12820 16594 25640 33188 41485 51280 66376 82970 132752 165940 331880 663760 5318377 10636754 21273508 26591885 42547016 53183770 85094032 106367540 212735080 425470160