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14865350020 = 2253142156951
BaseRepresentation
bin11011101100000101…
…10011110110000100
31102100222210000122021
431312002303312010
5220421012200040
610455024012524
71034243250613
oct156602636604
942328700567
1014865350020
116339114544
122a6a461144
13152b992c01
14a103b387a
155c00b824a
hex3760b3d84

14865350020 has 48 divisors (see below), whose sum is σ = 32301351936. Its totient is φ = 5740560000.

The previous prime is 14865350011. The next prime is 14865350023. The reversal of 14865350020 is 2005356841.

14865350020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×148653500202 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14865350023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232545 + ... + 289495.

It is an arithmetic number, because the mean of its divisors is an integer number (672944832).

Almost surely, 214865350020 is an apocalyptic number.

14865350020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14865350020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16150675968).

14865350020 is an abundant number, since it is smaller than the sum of its proper divisors (17436001916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14865350020 is a wasteful number, since it uses less digits than its factorization.

14865350020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57412 (or 57410 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 14865350020 in words is "fourteen billion, eight hundred sixty-five million, three hundred fifty thousand, twenty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 421 620 842 1684 2105 4210 8420 13051 26102 52204 56951 65255 113902 130510 227804 261020 284755 569510 1139020 1765481 3530962 7061924 8827405 17654810 23976371 35309620 47952742 95905484 119881855 239763710 479527420 743267501 1486535002 2973070004 3716337505 7432675010 14865350020