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131303211012030 = 23567157416082679
BaseRepresentation
bin11101110110101101101001…
…010000000000111110111110
3122012220110112112110001102110
4131312231221100000332332
5114202232434004341110
61143131510140434450
736441225654426231
oct3566555120007676
9565813475401373
10131303211012030
1138923419604272
1212887537848a26
135835abb9a5535
14245d175d9b418
15102a770344a20
hex776b69400fbe

131303211012030 has 64 divisors (see below), whose sum is σ = 321868246602240. Its totient is φ = 34271898021504.

The previous prime is 131303211011977. The next prime is 131303211012041. The reversal of 131303211012030 is 30210112303131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 131303211011988 and 131303211012006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207725770 + ... + 208356909.

It is an arithmetic number, because the mean of its divisors is an integer number (5029191353160).

Almost surely, 2131303211012030 is an apocalyptic number.

131303211012030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131303211012030 is an abundant number, since it is smaller than the sum of its proper divisors (190565035590210).

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

131303211012030 is a wasteful number, since it uses less digits than its factorization.

131303211012030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416082913.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 131303211012030 its reverse (30210112303131), we get a palindrome (161513323315161).

The spelling of 131303211012030 in words is "one hundred thirty-one trillion, three hundred three billion, two hundred eleven million, twelve thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 67 134 157 201 314 335 402 471 670 785 942 1005 1570 2010 2355 4710 10519 21038 31557 52595 63114 105190 157785 315570 416082679 832165358 1248248037 2080413395 2496496074 4160826790 6241240185 12482480370 27877539493 55755078986 65324980603 83632618479 130649961206 139387697465 167265236958 195974941809 278775394930 326624903015 391949883618 418163092395 653249806030 836326184790 979874709045 1959749418090 4376773700401 8753547400802 13130321101203 21883868502005 26260642202406 43767737004010 65651605506015 131303211012030