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972023310212 = 2231371039120389
BaseRepresentation
bin11100010010100010001…
…10101010011110000100
310102220221222100022221012
432021101012222132010
5111411200431411322
62022312532541352
7130140433545533
oct16112106523604
93386858308835
10972023310212
113452618aa869
12138474781858
137087a14cb26
1435090a0431a
151a4405a6ae2
hexe2511aa784

972023310212 has 48 divisors (see below), whose sum is σ = 1803632194560. Its totient is φ = 457555651200.

The previous prime is 972023310211. The next prime is 972023310217. The reversal of 972023310212 is 212013320279.

It is not an unprimeable number, because it can be changed into a prime (972023310211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47663714 + ... + 47684102.

It is an arithmetic number, because the mean of its divisors is an integer number (37575670720).

Almost surely, 2972023310212 is an apocalyptic number.

It is an amenable number.

972023310212 is a deficient number, since it is larger than the sum of its proper divisors (831608884348).

972023310212 is a wasteful number, since it uses less digits than its factorization.

972023310212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30852 (or 30850 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The spelling of 972023310212 in words is "nine hundred seventy-two billion, twenty-three million, three hundred ten thousand, two hundred twelve".

Divisors: 1 2 4 31 37 62 74 124 148 1147 2294 4588 10391 20389 20782 40778 41564 81556 322121 384467 632059 644242 754393 768934 1264118 1288484 1508786 1537868 2528236 3017572 11918477 23386183 23836954 46772366 47673908 93544732 211862099 423724198 847448396 6567725069 7838897663 13135450138 15677795326 26270900276 31355590652 243005827553 486011655106 972023310212