Search a number
-
+
12301141020 = 2235729288431
BaseRepresentation
bin10110111010011010…
…01000010000011100
31011202021202201011120
423131031020100130
5200143043003040
65352344050540
7613555654620
oct133515102034
934667681146
1012301141020
115242745353
122473763a50
131210671a8c
14849a0b180
154bee077d0
hex2dd34841c

12301141020 has 48 divisors (see below), whose sum is σ = 39363652608. Its totient is φ = 2811689280.

The previous prime is 12301141007. The next prime is 12301141067. The reversal of 12301141020 is 2014110321.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14643796 + ... + 14644635.

It is an arithmetic number, because the mean of its divisors is an integer number (820076096).

Almost surely, 212301141020 is an apocalyptic number.

12301141020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12301141020 is an abundant number, since it is smaller than the sum of its proper divisors (27062511588).

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

12301141020 is a wasteful number, since it uses less digits than its factorization.

12301141020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29288450 (or 29288448 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12301141020 its reverse (2014110321), we get a palindrome (14315251341).

The spelling of 12301141020 in words is "twelve billion, three hundred one million, one hundred forty-one thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 29288431 58576862 87865293 117153724 146442155 175730586 205019017 292884310 351461172 410038034 439326465 585768620 615057051 820076068 878652930 1025095085 1230114102 1757305860 2050190170 2460228204 3075285255 4100380340 6150570510 12301141020