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119382980 = 22541145589
BaseRepresentation
bin1110001110110…
…10001111000100
322022122021122212
413013122033010
5221030223410
615502442552
72646511223
oct707321704
9268567585
10119382980
1161430222
1233b93458
131b96c122
1411bd8cba
15a732b05
hex71da3c4

119382980 has 24 divisors (see below), whose sum is σ = 256820760. Its totient is φ = 46588160.

The previous prime is 119382971. The next prime is 119382997. The reversal of 119382980 is 89283911.

It can be written as a sum of positive squares in 4 ways, for example, as 7573504 + 111809476 = 2752^2 + 10574^2 .

It is a super-4 number, since 4×1193829804 (a number of 33 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71975 + ... + 73614.

It is an arithmetic number, because the mean of its divisors is an integer number (10700865).

Almost surely, 2119382980 is an apocalyptic number.

119382980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

119382980 is an abundant number, since it is smaller than the sum of its proper divisors (137437780).

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

119382980 is a wasteful number, since it uses less digits than its factorization.

119382980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145639 (or 145637 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 119382980 is about 10926.2518733553. The cubic root of 119382980 is about 492.3955716644.

The spelling of 119382980 in words is "one hundred nineteen million, three hundred eighty-two thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 145589 291178 582356 727945 1455890 2911780 5969149 11938298 23876596 29845745 59691490 119382980