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231333250403300 = 225237197317373097
BaseRepresentation
bin110100100110010101111000…
…001101110000101111100100
31010100002020112222011202202012
4310212111320031300233210
5220310130444100401200
62140001010023533352
766504163412321633
oct6446257015605744
91110066488152665
10231333250403300
1167789976009741
1221b41b255ba258
139c1082a3c5cc6
14411a83654d51a
151bb2796e1ea35
hexd26578370be4

231333250403300 has 72 divisors (see below), whose sum is σ = 518177596089384. Its totient is φ = 89575382615040.

The previous prime is 231333250403249. The next prime is 231333250403329. The reversal of 231333250403300 is 3304052333132.

231333250403300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 32779449411556 + 198553800991744 = 5725334^2 + 14090912^2 .

It is a super-2 number, since 2×2313332504033002 (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157957649 + ... + 159415448.

It is an arithmetic number, because the mean of its divisors is an integer number (7196911056797).

Almost surely, 2231333250403300 is an apocalyptic number.

231333250403300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231333250403300 is an abundant number, since it is smaller than the sum of its proper divisors (286844345686084).

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

231333250403300 is a wasteful number, since it uses less digits than its factorization.

231333250403300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317373345 (or 317373338 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 32.

The spelling of 231333250403300 in words is "two hundred thirty-one trillion, three hundred thirty-three billion, two hundred fifty million, four hundred three thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 37 50 74 100 148 185 197 370 394 740 788 925 985 1850 1970 3700 3940 4925 7289 9850 14578 19700 29156 36445 72890 145780 182225 364450 728900 317373097 634746194 1269492388 1586865485 3173730970 6347461940 7934327425 11742804589 15868654850 23485609178 31737309700 46971218356 58714022945 62522500109 117428045890 125045000218 234856091780 250090000436 293570114725 312612500545 587140229450 625225001090 1174280458900 1250450002180 1563062502725 2313332504033 3126125005450 4626665008066 6252250010900 9253330016132 11566662520165 23133325040330 46266650080660 57833312600825 115666625201650 231333250403300