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5119118640 = 243257109887
BaseRepresentation
bin1001100010001111…
…11000110100110000
3111012202112011121200
410301013320310300
540440443244030
62203544251200
7240566535066
oct46107706460
914182464550
105119118640
112197677669
12baa470b00
136377375ac
14367c2c036
151ee635d60
hex1311f8d30

5119118640 has 60 divisors (see below), whose sum is σ = 17191709184. Its totient is φ = 1365098112.

The previous prime is 5119118639. The next prime is 5119118651. The reversal of 5119118640 is 468119115.

It is a happy number.

5119118640 is a `hidden beast` number, since 5 + 1 + 1 + 9 + 1 + 1 + 8 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5119118595 and 5119118604.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3554224 + ... + 3555663.

Almost surely, 25119118640 is an apocalyptic number.

It is an amenable number.

5119118640 is an abundant number, since it is smaller than the sum of its proper divisors (12072590544).

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

5119118640 is a wasteful number, since it uses less digits than its factorization.

5119118640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7109906 (or 7109897 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

The square root of 5119118640 is about 71548.0163247032. The cubic root of 5119118640 is about 1723.4488488211.

The spelling of 5119118640 in words is "five billion, one hundred nineteen million, one hundred eighteen thousand, six hundred forty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 7109887 14219774 21329661 28439548 35549435 42659322 56879096 63988983 71098870 85318644 106648305 113758192 127977966 142197740 170637288 213296610 255955932 284395480 319944915 341274576 426593220 511911864 568790960 639889830 853186440 1023823728 1279779660 1706372880 2559559320 5119118640