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12080101700 = 2252313896807
BaseRepresentation
bin10110100000000011…
…11011100101000100
31011011212211202020002
423100001323211010
5144220001223300
65314410300432
7605233112252
oct132001734504
934155752202
1012080101700
1151399a2227
122411727718
1311a692c294
1482850d5d2
154aa7e45d5
hex2d007b944

12080101700 has 36 divisors (see below), whose sum is σ = 27059434752. Its totient is φ = 4676167200.

The previous prime is 12080101687. The next prime is 12080101703. The reversal of 12080101700 is 710108021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (12080101703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1945304 + ... + 1951503.

Almost surely, 212080101700 is an apocalyptic number.

12080101700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12080101700 is an abundant number, since it is smaller than the sum of its proper divisors (14979333052).

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

12080101700 is a wasteful number, since it uses less digits than its factorization.

12080101700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896852 (or 3896845 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 12080101700 its reverse (710108021), we get a palindrome (12790209721).

The spelling of 12080101700 in words is "twelve billion, eighty million, one hundred one thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 31 50 62 100 124 155 310 620 775 1550 3100 3896807 7793614 15587228 19484035 38968070 77936140 97420175 120801017 194840350 241602034 389680700 483204068 604005085 1208010170 2416020340 3020025425 6040050850 12080101700