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2087308156 = 221927464581
BaseRepresentation
bin111110001101001…
…1100101101111100
312101110122020111111
41330122130231330
513233322330111
6543042131404
7102503553343
oct17432345574
95343566444
102087308156
1198125a56a
124a3050b64
13273595cab
1415b304b5a
15c33aba21
hex7c69cb7c

2087308156 has 12 divisors (see below), whose sum is σ = 3845041480. Its totient is φ = 988724880.

The previous prime is 2087308133. The next prime is 2087308159. The reversal of 2087308156 is 6518037802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2087308159) 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 3 ways as a sum of consecutive naturals, for example, 13732215 + ... + 13732366.

Almost surely, 22087308156 is an apocalyptic number.

It is an amenable number.

2087308156 is a deficient number, since it is larger than the sum of its proper divisors (1757733324).

2087308156 is a wasteful number, since it uses less digits than its factorization.

2087308156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27464604 (or 27464602 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 2087308156 is about 45687.0677106772. The cubic root of 2087308156 is about 1277.9941230608.

The spelling of 2087308156 in words is "two billion, eighty-seven million, three hundred eight thousand, one hundred fifty-six".

Divisors: 1 2 4 19 38 76 27464581 54929162 109858324 521827039 1043654078 2087308156