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54202668 = 223131918287
BaseRepresentation
bin1100111011000…
…1000100101100
310202222210002020
43032301010230
5102333441133
65213430140
71225500162
oct316610454
9122883066
1054202668
11286612a3
121619b350
13b2ca2b0
1472ad232
154b5a0b3
hex33b112c

54202668 has 48 divisors (see below), whose sum is σ = 143377920. Its totient is φ = 15799104.

The previous prime is 54202667. The next prime is 54202717. The reversal of 54202668 is 86620245.

It is not an unprimeable number, because it can be changed into a prime (54202667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6180 + ... + 12107.

It is an arithmetic number, because the mean of its divisors is an integer number (2987040).

Almost surely, 254202668 is an apocalyptic number.

It is an amenable number.

54202668 is an abundant number, since it is smaller than the sum of its proper divisors (89175252).

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

54202668 is a wasteful number, since it uses less digits than its factorization.

54202668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18326 (or 18324 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 54202668 is about 7362.2461246552. The cubic root of 54202668 is about 378.4485869997.

The spelling of 54202668 in words is "fifty-four million, two hundred two thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 12 13 19 26 38 39 52 57 76 78 114 156 228 247 494 741 988 1482 2964 18287 36574 54861 73148 109722 219444 237731 347453 475462 694906 713193 950924 1042359 1389812 1426386 2084718 2852772 4169436 4516889 9033778 13550667 18067556 27101334 54202668