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2134719980 = 225106735999
BaseRepresentation
bin111111100111101…
…0011110111101100
312111202212000021222
41333033103313230
513332442014410
6551454242512
7103620551261
oct17717236754
95452760258
102134719980
119a5aa2798
124b6ab6438
13280356323
14163727268
15c7624955
hex7f3d3dec

2134719980 has 12 divisors (see below), whose sum is σ = 4482912000. Its totient is φ = 853887984.

The previous prime is 2134719967. The next prime is 2134719997. The reversal of 2134719980 is 899174312.

It is a super-2 number, since 2×21347199802 = 9114058786022400800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53367980 + ... + 53368019.

It is an arithmetic number, because the mean of its divisors is an integer number (373576000).

Almost surely, 22134719980 is an apocalyptic number.

2134719980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2134719980 is an abundant number, since it is smaller than the sum of its proper divisors (2348192020).

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

2134719980 is a wasteful number, since it uses less digits than its factorization.

2134719980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106736008 (or 106736006 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 2134719980 is about 46203.0299872205. The cubic root of 2134719980 is about 1287.5980341979.

The spelling of 2134719980 in words is "two billion, one hundred thirty-four million, seven hundred nineteen thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 106735999 213471998 426943996 533679995 1067359990 2134719980