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425383524 = 223237319357
BaseRepresentation
bin11001010110101…
…101011001100100
31002122102201111100
4121112231121210
51332344233044
6110113240100
713353462126
oct3126553144
91078381440
10425383524
111a9132a35
12ba563030
136a18b237
14406d1216
1527529869
hex195ad664

425383524 has 36 divisors (see below), whose sum is σ = 1104339964. Its totient is φ = 137961792.

The previous prime is 425383523. The next prime is 425383531.

425383524 is a `hidden beast` number, since 4 + 2 + 53 + 83 + 524 = 666.

425383524 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 359481600 + 65901924 = 18960^2 + 8118^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×4253835242 = 361902284981317152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (425383523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158347 + ... + 161010.

Almost surely, 2425383524 is an apocalyptic number.

It is an amenable number.

425383524 is an abundant number, since it is smaller than the sum of its proper divisors (678956440).

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

425383524 is a wasteful number, since it uses less digits than its factorization.

425383524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319404 (or 319399 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 425383524 is about 20624.8278538270. The cubic root of 425383524 is about 752.0733881335.

The spelling of 425383524 in words is "four hundred twenty-five million, three hundred eighty-three thousand, five hundred twenty-four".

Divisors: 1 2 3 4 6 9 12 18 36 37 74 111 148 222 333 444 666 1332 319357 638714 958071 1277428 1916142 2874213 3832284 5748426 11496852 11816209 23632418 35448627 47264836 70897254 106345881 141794508 212691762 425383524