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1213314130032 = 243471201144777
BaseRepresentation
bin10001101001111111001…
…010000110000001110000
311021222202221120222211120
4101221333022012001300
5124334331404130112
62325215552342240
7153442024640454
oct21517712060160
94258687528746
101213314130032
11428622217044
12177194544980
138a551a93b64
1442a208a4664
15218639dce8c
hex11a7f286070

1213314130032 has 80 divisors (see below), whose sum is σ = 3201422095872. Its totient is φ = 395791183360.

The previous prime is 1213314130031. The next prime is 1213314130109. The reversal of 1213314130032 is 2300314133121.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1213314129984 and 1213314130011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213314130031) 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, 27074428 + ... + 27119204.

Almost surely, 21213314130032 is an apocalyptic number.

1213314130032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1213314130032 is an abundant number, since it is smaller than the sum of its proper divisors (1988107965840).

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

1213314130032 is a wasteful number, since it uses less digits than its factorization.

1213314130032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56846 (or 56840 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1213314130032 its reverse (2300314133121), we get a palindrome (3513628263153).

The spelling of 1213314130032 in words is "one trillion, two hundred thirteen billion, three hundred fourteen million, one hundred thirty thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 47 48 94 141 188 282 376 564 752 1128 2256 12011 24022 36033 44777 48044 72066 89554 96088 134331 144132 179108 192176 268662 288264 358216 537324 564517 576528 716432 1074648 1129034 1693551 2104519 2149296 2258068 3387102 4209038 4516136 6313557 6774204 8418076 9032272 12627114 13548408 16836152 25254228 27096816 33672304 50508456 101016912 537816547 1075633094 1613449641 2151266188 3226899282 4302532376 6453798564 8605064752 12907597128 25277377709 25815194256 50554755418 75832133127 101109510836 151664266254 202219021672 303328532508 404438043344 606657065016 1213314130032