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4387088980 = 2251967172313
BaseRepresentation
bin1000001010111110…
…11010101001010100
3102022202002012201001
410011133122221110
532441043321410
62003154313044
7213500432611
oct40537325124
912282065631
104387088980
11195144097a
12a25288784
1354bb92451
142d8917508
151aa23833a
hex1057daa54

4387088980 has 48 divisors (see below), whose sum is σ = 9842575680. Its totient is φ = 1637653248.

The previous prime is 4387088971. The next prime is 4387089013. The reversal of 4387088980 is 898807834.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60697 + ... + 111616.

It is an arithmetic number, because the mean of its divisors is an integer number (205053660).

Almost surely, 24387088980 is an apocalyptic number.

It is an amenable number.

4387088980 is an abundant number, since it is smaller than the sum of its proper divisors (5455486700).

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

4387088980 is a wasteful number, since it uses less digits than its factorization.

4387088980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172408 (or 172406 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 55.

The square root of 4387088980 is about 66235.1038347491. The cubic root of 4387088980 is about 1637.0382022770.

The spelling of 4387088980 in words is "four billion, three hundred eighty-seven million, eighty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 19 20 38 67 76 95 134 190 268 335 380 670 1273 1340 2546 5092 6365 12730 25460 172313 344626 689252 861565 1723130 3273947 3446260 6547894 11544971 13095788 16369735 23089942 32739470 46179884 57724855 65478940 115449710 219354449 230899420 438708898 877417796 1096772245 2193544490 4387088980