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16364042383 = 137938940961
BaseRepresentation
bin11110011110101111…
…10111100010001111
31120020102211111001211
433033113313202033
5232003143324013
611303442115251
71116342031243
oct171727674217
946212744054
1016364042383
116a38091277
12320834bb27
13170a317c20
14b13456423
1565b95523d
hex3cf5f788f

16364042383 has 16 divisors (see below), whose sum is σ = 17892201600. Its totient is φ = 14875361280.

The previous prime is 16364042377. The next prime is 16364042399. The reversal of 16364042383 is 38324046361.

It is not a de Polignac number, because 16364042383 - 25 = 16364042351 is a prime.

It is a super-2 number, since 2×163640423832 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16364040383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379023 + ... + 419983.

It is an arithmetic number, because the mean of its divisors is an integer number (1118262600).

Almost surely, 216364042383 is an apocalyptic number.

16364042383 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16364042383 is a deficient number, since it is larger than the sum of its proper divisors (1528159217).

16364042383 is a wasteful number, since it uses less digits than its factorization.

16364042383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41442.

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 16364042383 in words is "sixteen billion, three hundred sixty-four million, forty-two thousand, three hundred eighty-three".

Divisors: 1 13 79 389 1027 5057 30731 40961 399503 532493 3235919 15933829 42066947 207139777 1258772491 16364042383