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7152136140 = 2235151789419
BaseRepresentation
bin1101010100100110…
…01110111111001100
3200110110000011100010
412222103032333030
5104121421324030
63141411033220
7342144103602
oct65223167714
920413004303
107152136140
113040215816
12147729b810
1389c9a2226
144bbc3d872
152bcd6b6b0
hex1aa4cefcc

7152136140 has 48 divisors (see below), whose sum is σ = 20158629120. Its totient is φ = 1894603200.

The previous prime is 7152136111. The next prime is 7152136141. The reversal of 7152136140 is 416312517.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 7152136098 and 7152136107.

It is not an unprimeable number, because it can be changed into a prime (7152136141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385650 + ... + 403769.

It is an arithmetic number, because the mean of its divisors is an integer number (419971440).

Almost surely, 27152136140 is an apocalyptic number.

It is an amenable number.

7152136140 is an abundant number, since it is smaller than the sum of its proper divisors (13006492980).

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

7152136140 is a wasteful number, since it uses less digits than its factorization.

7152136140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789582 (or 789580 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 7152136140 is about 84570.3029437639. The cubic root of 7152136140 is about 1926.6903589530.

Adding to 7152136140 its reverse (416312517), we get a palindrome (7568448657).

The spelling of 7152136140 in words is "seven billion, one hundred fifty-two million, one hundred thirty-six thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 151 302 453 604 755 906 1510 1812 2265 3020 4530 9060 789419 1578838 2368257 3157676 3947095 4736514 7894190 9473028 11841285 15788380 23682570 47365140 119202269 238404538 357606807 476809076 596011345 715213614 1192022690 1430427228 1788034035 2384045380 3576068070 7152136140