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52373120 = 275195973
BaseRepresentation
bin1100011111001…
…0011010000000
310122112211102012
43013302122000
5101401414440
65110312052
71204110212
oct307623200
9118484365
1052373120
1127621778
1215658628
13ab09617
146d545b2
1548e7e65
hex31f2680

52373120 has 128 divisors (see below), whose sum is σ = 135864000. Its totient is φ = 19243008.

The previous prime is 52373119. The next prime is 52373143. The reversal of 52373120 is 2137325.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 717404 + ... + 717476.

Almost surely, 252373120 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 52373120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67932000).

52373120 is an abundant number, since it is smaller than the sum of its proper divisors (83490880).

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

52373120 is a wasteful number, since it uses less digits than its factorization.

52373120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 52373120 is about 7236.9275248547. The cubic root of 52373120 is about 374.1417290062.

The spelling of 52373120 in words is "fifty-two million, three hundred seventy-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 59 64 73 76 80 95 118 128 146 152 160 190 236 292 295 304 320 365 380 472 584 590 608 640 730 760 944 1121 1168 1180 1216 1387 1460 1520 1888 2242 2336 2360 2432 2774 2920 3040 3776 4307 4484 4672 4720 5548 5605 5840 6080 6935 7552 8614 8968 9344 9440 11096 11210 11680 12160 13870 17228 17936 18880 21535 22192 22420 23360 27740 34456 35872 37760 43070 44384 44840 46720 55480 68912 71744 81833 86140 88768 89680 110960 137824 143488 163666 172280 177536 179360 221920 275648 327332 344560 358720 409165 443840 551296 654664 689120 717440 818330 887680 1309328 1378240 1636660 2618656 2756480 3273320 5237312 6546640 10474624 13093280 26186560 52373120