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12130412000 = 25537433229
BaseRepresentation
bin10110100110000011…
…10110010111100000
31011022101111202222112
423103001312113200
5144320341141000
65323404454452
7606413541440
oct132301662740
934271452875
1012130412000
115165335093
12242654a428
1311b41959a5
14831088120
154aee31235
hex2d30765e0

12130412000 has 96 divisors (see below), whose sum is σ = 34062275520. Its totient is φ = 4158988800.

The previous prime is 12130411973. The next prime is 12130412009. The reversal of 12130412000 is 21403121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12130412009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188615 + ... + 244614.

It is an arithmetic number, because the mean of its divisors is an integer number (354815370).

Almost surely, 212130412000 is an apocalyptic number.

12130412000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12130412000 is an abundant number, since it is smaller than the sum of its proper divisors (21931863520).

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

12130412000 is an equidigital number, since it uses as much as digits as its factorization.

12130412000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433261 (or 433243 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12130412000 its reverse (21403121), we get a palindrome (12151815121).

The spelling of 12130412000 in words is "twelve billion, one hundred thirty million, four hundred twelve thousand".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 125 140 160 175 200 224 250 280 350 400 500 560 700 800 875 1000 1120 1400 1750 2000 2800 3500 4000 5600 7000 14000 28000 433229 866458 1732916 2166145 3032603 3465832 4332290 6065206 6931664 8664580 10830725 12130412 13863328 15163015 17329160 21661450 24260824 30326030 34658320 43322900 48521648 54153625 60652060 69316640 75815075 86645800 97043296 108307250 121304120 151630150 173291600 216614500 242608240 303260300 346583200 379075375 433229000 485216480 606520600 758150750 866458000 1213041200 1516301500 1732916000 2426082400 3032603000 6065206000 12130412000