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2127912103 = 71107280099
BaseRepresentation
bin111111011010101…
…0101110010100111
312111022001010122101
41332311111302213
513324221141403
6551052312531
7103505645242
oct17665256247
95438033571
102127912103
119a2172949
124b4772747
1327bb116b5
14162874259
15c6c2c71d
hex7ed55ca7

2127912103 has 8 divisors (see below), whose sum is σ = 2178057600. Its totient is φ = 2078327160.

The previous prime is 2127912097. The next prime is 2127912109. The reversal of 2127912103 is 3012197212.

It is an interprime number because it is at equal distance from previous prime (2127912097) and next prime (2127912109).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2127912103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2127912109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132453 + ... + 147646.

It is an arithmetic number, because the mean of its divisors is an integer number (272257200).

Almost surely, 22127912103 is an apocalyptic number.

2127912103 is a deficient number, since it is larger than the sum of its proper divisors (50145497).

2127912103 is a wasteful number, since it uses less digits than its factorization.

2127912103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280277.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 2127912103 is about 46129.2976642827. The cubic root of 2127912103 is about 1286.2278085831.

The spelling of 2127912103 in words is "two billion, one hundred twenty-seven million, nine hundred twelve thousand, one hundred three".

Divisors: 1 71 107 7597 280099 19887029 29970593 2127912103