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2380649901 = 371015911159
BaseRepresentation
bin1000110111100101…
…1101010110101101
320010220121112201120
42031321131112231
514333421244101
61032121331153
7112665122160
oct21571352655
96126545646
102380649901
1110118a6563
12565336ab9
132bc2a22a6
14188263ad7
15de002b36
hex8de5d5ad

2380649901 has 16 divisors (see below), whose sum is σ = 3628339200. Its totient is φ = 1360115568.

The previous prime is 2380649881. The next prime is 2380649923. The reversal of 2380649901 is 1099460832.

It is not a de Polignac number, because 2380649901 - 213 = 2380641709 is a prime.

It is a super-2 number, since 2×23806499012 = 11334987902262619602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2380649101) 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, 207760 + ... + 218918.

It is an arithmetic number, because the mean of its divisors is an integer number (226771200).

Almost surely, 22380649901 is an apocalyptic number.

2380649901 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2380649901 is a deficient number, since it is larger than the sum of its proper divisors (1247689299).

2380649901 is a wasteful number, since it uses less digits than its factorization.

2380649901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21328.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 2380649901 is about 48791.9040517994. The cubic root of 2380649901 is about 1335.2579658320.

The spelling of 2380649901 in words is "two billion, three hundred eighty million, six hundred forty-nine thousand, nine hundred one".

Divisors: 1 3 7 21 10159 11159 30477 33477 71113 78113 213339 234339 113364281 340092843 793549967 2380649901