Search a number
-
+
93869018712 = 23327186248053
BaseRepresentation
bin101011101101100000…
…1111000111001011000
322222021220010020000200
41113123001320321120
53014220432044322
6111042310502200
76532106331330
oct1273301707130
9288256106020
1093869018712
113689a683117
1216238664960
138b0c573671
144786ab80c0
152695d7c8ac
hex15db078e58

93869018712 has 48 divisors (see below), whose sum is σ = 290546964240. Its totient is φ = 26819719488.

The previous prime is 93869018707. The next prime is 93869018717. The reversal of 93869018712 is 21781096839.

It is an interprime number because it is at equal distance from previous prime (93869018707) and next prime (93869018717).

It is a super-2 number, since 2×938690187122 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93869018717) 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 11 ways as a sum of consecutive naturals, for example, 93123523 + ... + 93124530.

It is an arithmetic number, because the mean of its divisors is an integer number (6053061755).

Almost surely, 293869018712 is an apocalyptic number.

It is an amenable number.

93869018712 is an abundant number, since it is smaller than the sum of its proper divisors (196677945528).

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

93869018712 is a wasteful number, since it uses less digits than its factorization.

93869018712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186248072 (or 186248065 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The spelling of 93869018712 in words is "ninety-three billion, eight hundred sixty-nine million, eighteen thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 168 252 504 186248053 372496106 558744159 744992212 1117488318 1303736371 1489984424 1676232477 2234976636 2607472742 3352464954 3911209113 4469953272 5214945484 6704929908 7822418226 10429890968 11733627339 13409859816 15644836452 23467254678 31289672904 46934509356 93869018712