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4237980 = 2235233783
BaseRepresentation
bin10000001010101010011100
321222022102020
4100022222130
52041103410
6230500140
751010425
oct20125234
97868366
104237980
11243506a
121504650
13b54ca6
147c464c
1558aa70
hex40aa9c

4237980 has 96 divisors (see below), whose sum is σ = 12870144. Its totient is φ = 1039104.

The previous prime is 4237967. The next prime is 4237993. The reversal of 4237980 is 897324.

It is an interprime number because it is at equal distance from previous prime (4237967) and next prime (4237993).

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, 51019 + ... + 51101.

It is an arithmetic number, because the mean of its divisors is an integer number (134064).

Almost surely, 24237980 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 4237980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6435072).

4237980 is an abundant number, since it is smaller than the sum of its proper divisors (8632164).

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

4237980 is a wasteful number, since it uses less digits than its factorization.

4237980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 4237980 is about 2058.6354704027. The cubic root of 4237980 is about 161.8277394668.

The spelling of 4237980 in words is "four million, two hundred thirty-seven thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 23 30 37 46 60 69 74 83 92 111 115 138 148 166 185 222 230 249 276 332 345 370 415 444 460 498 555 690 740 830 851 996 1110 1245 1380 1660 1702 1909 2220 2490 2553 3071 3404 3818 4255 4980 5106 5727 6142 7636 8510 9213 9545 10212 11454 12284 12765 15355 17020 18426 19090 22908 25530 28635 30710 36852 38180 46065 51060 57270 61420 70633 92130 114540 141266 184260 211899 282532 353165 423798 706330 847596 1059495 1412660 2118990 4237980