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53024468 = 2272972789
BaseRepresentation
bin1100101001000…
…1011011010100
310200202220220012
43022101123110
5102033240333
65132255352
71212462200
oct312213324
9120686805
1053024468
1127a27082
1215911558
13aca6c33
147083b00
1549c5e48
hex32916d4

53024468 has 36 divisors (see below), whose sum is σ = 109094580. Its totient is φ = 22482432.

The previous prime is 53024443. The next prime is 53024471. The reversal of 53024468 is 86442035.

It can be written as a sum of positive squares in 2 ways, for example, as 28601104 + 24423364 = 5348^2 + 4942^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17618 + ... + 20406.

It is an arithmetic number, because the mean of its divisors is an integer number (3030405).

Almost surely, 253024468 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53024468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54547290).

53024468 is an abundant number, since it is smaller than the sum of its proper divisors (56070112).

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

53024468 is a wasteful number, since it uses less digits than its factorization.

53024468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2904 (or 2895 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 53024468 is about 7281.7901645131. The cubic root of 53024468 is about 375.6863708057.

The spelling of 53024468 in words is "fifty-three million, twenty-four thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 28 49 97 98 194 196 388 679 1358 2716 2789 4753 5578 9506 11156 19012 19523 39046 78092 136661 270533 273322 541066 546644 1082132 1893731 3787462 7574924 13256117 26512234 53024468