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131303111322030 = 23516984325769507
BaseRepresentation
bin11101110110101101100011…
…010011101110100110101110
3122012220110021120212021110020
4131312231203103232212232
5114202232232444301110
61143131452220023010
736441223334164644
oct3566554323564656
9565813246767406
10131303111322030
113892337830473a
121288750a391a66
135835aa413cb7b
14245d166a4b194
15102a766701d70
hex776b634ee9ae

131303111322030 has 32 divisors (see below), whose sum is σ = 315129334806144. Its totient is φ = 35013955504416.

The previous prime is 131303111322023. The next prime is 131303111322137. The reversal of 131303111322030 is 30223111303131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7789464 + ... + 17980043.

It is an arithmetic number, because the mean of its divisors is an integer number (9847791712692).

Almost surely, 2131303111322030 is an apocalyptic number.

131303111322030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131303111322030 is an abundant number, since it is smaller than the sum of its proper divisors (183826223484114).

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

131303111322030 is a wasteful number, since it uses less digits than its factorization.

131303111322030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25939360.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 131303111322030 its reverse (30223111303131), we get a palindrome (161526222625161).

The spelling of 131303111322030 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred eleven million, three hundred twenty-two thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 169843 339686 509529 849215 1019058 1698430 2547645 5095290 25769507 51539014 77308521 128847535 154617042 257695070 386542605 773085210 4376770377401 8753540754802 13130311132203 21883851887005 26260622264406 43767703774010 65651555661015 131303111322030