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131303001200 = 2452746893929
BaseRepresentation
bin111101001001001000…
…1001100110001110000
3110112220201202120020112
41322102101030301300
54122402032014300
6140153023000452
712325545044450
oct1722221146160
9415821676215
10131303001200
115075a137228
1221545139128
13c4c6b20867
1464d856bd60
153637447e35
hex1e9244cc70

131303001200 has 60 divisors (see below), whose sum is σ = 360520533840. Its totient is φ = 45018170880.

The previous prime is 131303001199. The next prime is 131303001239. The reversal of 131303001200 is 2100303131.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23444165 + ... + 23449764.

It is an arithmetic number, because the mean of its divisors is an integer number (6008675564).

Almost surely, 2131303001200 is an apocalyptic number.

131303001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131303001200 is an abundant number, since it is smaller than the sum of its proper divisors (229217532640).

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

131303001200 is a wasteful number, since it uses less digits than its factorization.

131303001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46893954 (or 46893943 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 131303001200 its reverse (2100303131), we get a palindrome (133403304331).

The spelling of 131303001200 in words is "one hundred thirty-one billion, three hundred three million, one thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 35 40 50 56 70 80 100 112 140 175 200 280 350 400 560 700 1400 2800 46893929 93787858 187575716 234469645 328257503 375151432 468939290 656515006 750302864 937878580 1172348225 1313030012 1641287515 1875757160 2344696450 2626060024 3282575030 3751514320 4689392900 5252120048 6565150060 8206437575 9378785800 13130300120 16412875150 18757571600 26260600240 32825750300 65651500600 131303001200