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54002940 = 223519127373
BaseRepresentation
bin1100111000000…
…0010011111100
310202121122002220
43032000103330
5102311043230
65205245340
71224005655
oct316002374
9122548086
1054002940
1128535232
1216103850
13b25a404
14725a52c
154b1ad10
hex33804fc

54002940 has 96 divisors (see below), whose sum is σ = 160849920. Its totient is φ = 13499136.

The previous prime is 54002911. The next prime is 54002947. The reversal of 54002940 is 4920045.

It is a self number, because there is not a number n which added to its sum of digits gives 54002940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54002947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144594 + ... + 144966.

It is an arithmetic number, because the mean of its divisors is an integer number (1675520).

Almost surely, 254002940 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 54002940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80424960).

54002940 is an abundant number, since it is smaller than the sum of its proper divisors (106846980).

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

54002940 is a wasteful number, since it uses less digits than its factorization.

54002940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 54002940 is about 7348.6692672891. The cubic root of 54002940 is about 377.9831744141.

Adding to 54002940 its reverse (4920045), we get a palindrome (58922985).

The spelling of 54002940 in words is "fifty-four million, two thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 127 190 228 254 285 373 380 381 508 570 635 746 762 1119 1140 1270 1492 1524 1865 1905 2238 2413 2540 3730 3810 4476 4826 5595 7087 7239 7460 7620 9652 11190 12065 14174 14478 21261 22380 24130 28348 28956 35435 36195 42522 47371 48260 70870 72390 85044 94742 106305 141740 142113 144780 189484 212610 236855 284226 425220 473710 568452 710565 900049 947420 1421130 1800098 2700147 2842260 3600196 4500245 5400294 9000490 10800588 13500735 18000980 27001470 54002940