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131001102330 = 23575991041427
BaseRepresentation
bin111101000000001000…
…1100010111111111010
3110112010200200111211220
41322000101202333322
54121242240233310
6140103040132510
712315220666020
oct1720021427772
9415120614756
10131001102330
115061478612a
1221480007136
13c479409687
1464aa422710
15361abb1670
hex1e80462ffa

131001102330 has 64 divisors (see below), whose sum is σ = 359917516800. Its totient is φ = 29893091904.

The previous prime is 131001102301. The next prime is 131001102343. The reversal of 131001102330 is 33201100131.

It is a super-2 number, since 2×1310011023302 (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 394924 + ... + 646503.

It is an arithmetic number, because the mean of its divisors is an integer number (5623711200).

Almost surely, 2131001102330 is an apocalyptic number.

131001102330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131001102330 is an abundant number, since it is smaller than the sum of its proper divisors (228916414470).

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

131001102330 is a wasteful number, since it uses less digits than its factorization.

131001102330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042043.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 131001102330 its reverse (33201100131), we get a palindrome (164202202461).

The spelling of 131001102330 in words is "one hundred thirty-one billion, one million, one hundred two thousand, three hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 599 1198 1797 2995 3594 4193 5990 8386 8985 12579 17970 20965 25158 41930 62895 125790 1041427 2082854 3124281 5207135 6248562 7289989 10414270 14579978 15621405 21869967 31242810 36449945 43739934 72899890 109349835 218699670 623814773 1247629546 1871444319 3119073865 3742888638 4366703411 6238147730 8733406822 9357221595 13100110233 18714443190 21833517055 26200220466 43667034110 65500551165 131001102330