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52312092 = 22371973449
BaseRepresentation
bin1100011110001…
…1100000011100
310122102201200220
43013203200130
5101342441332
65105121340
71203434250
oct307434034
9118381626
1052312092
112758a938
1215629250
13aab7901
146d3a260
1548d4d2c
hex31e381c

52312092 has 96 divisors (see below), whose sum is σ = 149184000. Its totient is φ = 13934592.

The previous prime is 52312087. The next prime is 52312103. The reversal of 52312092 is 29021325.

It is a zygodrome in base 2.

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, 116284 + ... + 116732.

It is an arithmetic number, because the mean of its divisors is an integer number (1554000).

Almost surely, 252312092 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 52312092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74592000).

52312092 is an abundant number, since it is smaller than the sum of its proper divisors (96871908).

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

52312092 is a wasteful number, since it uses less digits than its factorization.

52312092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555 (or 553 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 52312092 is about 7232.7098656036. The cubic root of 52312092 is about 373.9963491117.

The spelling of 52312092 in words is "fifty-two million, three hundred twelve thousand, ninety-two".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 57 73 76 84 114 133 146 219 228 266 292 399 438 449 511 532 798 876 898 1022 1347 1387 1533 1596 1796 2044 2694 2774 3066 3143 4161 5388 5548 6132 6286 8322 8531 9429 9709 12572 16644 17062 18858 19418 25593 29127 32777 34124 37716 38836 51186 58254 59717 65554 98331 102372 116508 119434 131108 179151 196662 229439 238868 358302 393324 458878 622763 688317 716604 917756 1245526 1376634 1868289 2491052 2753268 3736578 4359341 7473156 8718682 13078023 17437364 26156046 52312092