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52996230 = 2325784121
BaseRepresentation
bin1100101000101…
…0100010000110
310200201111011100
43022022202012
5102031334410
65131520530
71212313650
oct312124206
9120644140
1052996230
1127a07941
12158b9146
13ac97121
1470776d0
1549bc8c0
hex328a886

52996230 has 48 divisors (see below), whose sum is σ = 157476384. Its totient is φ = 12113280.

The previous prime is 52996217. The next prime is 52996249. The reversal of 52996230 is 3269925.

52996230 is a `hidden beast` number, since 5 + 29 + 9 + 623 + 0 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41431 + ... + 42690.

It is an arithmetic number, because the mean of its divisors is an integer number (3280758).

Almost surely, 252996230 is an apocalyptic number.

52996230 is an abundant number, since it is smaller than the sum of its proper divisors (104480154).

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

52996230 is a wasteful number, since it uses less digits than its factorization.

52996230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84141 (or 84138 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 52996230 is about 7279.8509600128. The cubic root of 52996230 is about 375.6196687975.

The spelling of 52996230 in words is "fifty-two million, nine hundred ninety-six thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 126 210 315 630 84121 168242 252363 420605 504726 588847 757089 841210 1177694 1261815 1514178 1766541 2523630 2944235 3533082 3785445 5299623 5888470 7570890 8832705 10599246 17665410 26498115 52996230