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48841980 = 223511431721
BaseRepresentation
bin1011101001010…
…0010011111100
310101220102121020
42322110103330
5100000420410
64502504140
71132102305
oct272242374
9111812536
1048841980
112562a780
1214435050
13a1712a5
1466b57ac
15444ba70
hex2e944fc

48841980 has 96 divisors (see below), whose sum is σ = 152748288. Its totient is φ = 11558400.

The previous prime is 48841979. The next prime is 48841981. The reversal of 48841980 is 8914884.

It is an interprime number because it is at equal distance from previous prime (48841979) and next prime (48841981).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48841981) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27520 + ... + 29240.

It is an arithmetic number, because the mean of its divisors is an integer number (1591128).

Almost surely, 248841980 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 48841980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76374144).

48841980 is an abundant number, since it is smaller than the sum of its proper divisors (103906308).

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

48841980 is a wasteful number, since it uses less digits than its factorization.

48841980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787 (or 1785 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 42.

The square root of 48841980 is about 6988.7037424690. The cubic root of 48841980 is about 365.5367844741.

The spelling of 48841980 in words is "forty-eight million, eight hundred forty-one thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 43 44 55 60 66 86 110 129 132 165 172 215 220 258 330 430 473 516 645 660 860 946 1290 1419 1721 1892 2365 2580 2838 3442 4730 5163 5676 6884 7095 8605 9460 10326 14190 17210 18931 20652 25815 28380 34420 37862 51630 56793 74003 75724 94655 103260 113586 148006 189310 222009 227172 283965 296012 370015 378620 444018 567930 740030 814033 888036 1110045 1135860 1480060 1628066 2220090 2442099 3256132 4070165 4440180 4884198 8140330 9768396 12210495 16280660 24420990 48841980