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57096144 = 2433779239
BaseRepresentation
bin1101100111001…
…1011111010000
310222102210012000
43121303133100
5104104034034
65355434000
71262211030
oct331633720
9128383160
1057096144
112a2581a6
1217155900
13baa1301
1478238c0
15502c599
hex36737d0

57096144 has 160 divisors (see below), whose sum is σ = 190464000. Its totient is φ = 16039296.

The previous prime is 57096133. The next prime is 57096181. The reversal of 57096144 is 44169075.

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

It is a junction number, because it is equal to n+sod(n) for n = 57096099 and 57096108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 238777 + ... + 239015.

It is an arithmetic number, because the mean of its divisors is an integer number (1190400).

Almost surely, 257096144 is an apocalyptic number.

57096144 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57096144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95232000).

57096144 is an abundant number, since it is smaller than the sum of its proper divisors (133367856).

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

57096144 is a wasteful number, since it uses less digits than its factorization.

57096144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 57096144 is about 7556.1990444932. The cubic root of 57096144 is about 385.0663718709.

The spelling of 57096144 in words is "fifty-seven million, ninety-six thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 54 56 63 72 79 84 108 112 126 144 158 168 189 216 237 239 252 316 336 378 432 474 478 504 553 632 711 717 756 948 956 1008 1106 1264 1422 1434 1512 1659 1673 1896 1912 2133 2151 2212 2844 2868 3024 3318 3346 3792 3824 4266 4302 4424 4977 5019 5688 5736 6453 6636 6692 8532 8604 8848 9954 10038 11376 11472 12906 13272 13384 14931 15057 17064 17208 18881 19908 20076 25812 26544 26768 29862 30114 34128 34416 37762 39816 40152 45171 51624 56643 59724 60228 75524 79632 80304 90342 103248 113286 119448 120456 132167 151048 169929 180684 226572 238896 240912 264334 302096 339858 361368 396501 453144 509787 528668 679716 722736 793002 906288 1019574 1057336 1189503 1359432 1586004 2039148 2114672 2379006 2718864 3172008 3568509 4078296 4758012 6344016 7137018 8156592 9516024 14274036 19032048 28548072 57096144