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13854967953 = 3232713532099
BaseRepresentation
bin11001110011101001…
…00000100010010001
31022202120120022000020
430321310200202101
5211333332433303
610210452014053
71000224166401
oct147164404221
938676508006
1013854967953
11596a84a542
122828001329
1313ca55c2b8
14956122801
15561535a53
hex339d20891

13854967953 has 32 divisors (see below), whose sum is σ = 19411660800. Its totient is φ = 8773332480.

The previous prime is 13854967949. The next prime is 13854967957. The reversal of 13854967953 is 35976945831.

It is an interprime number because it is at equal distance from previous prime (13854967949) and next prime (13854967957).

It is not a de Polignac number, because 13854967953 - 22 = 13854967949 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13854967957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6599698 + ... + 6601796.

It is an arithmetic number, because the mean of its divisors is an integer number (606614400).

Almost surely, 213854967953 is an apocalyptic number.

It is an amenable number.

13854967953 is a deficient number, since it is larger than the sum of its proper divisors (5556692847).

13854967953 is a wasteful number, since it uses less digits than its factorization.

13854967953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749.

The product of its digits is 24494400, while the sum is 60.

The spelling of 13854967953 in words is "thirteen billion, eight hundred fifty-four million, nine hundred sixty-seven thousand, nine hundred fifty-three".

Divisors: 1 3 23 69 271 353 813 1059 2099 6233 6297 8119 18699 24357 48277 95663 144831 286989 568829 740947 1706487 2200249 2222841 6600747 13083067 17041781 39249201 51125343 200796637 602389911 4618322651 13854967953