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10212051151660 = 2255969171251161
BaseRepresentation
bin1001010010011010110110…
…1011100110101100101100
31100011021002101212212120011
42110212231223212230230
52314303240043323120
633415203533103004
72102540101400251
oct224465553465454
940137071785504
1010212051151660
1132879a7713896
12118b1b7327a64
13590cb90ab867
142743a1945428
1512a98b38dc5a
hex949adae6b2c

10212051151660 has 48 divisors (see below), whose sum is σ = 21811957564320. Its totient is φ = 4015002467840.

The previous prime is 10212051151651. The next prime is 10212051151667. The reversal of 10212051151660 is 6615115021201.

It is not an unprimeable number, because it can be changed into a prime (10212051151667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7536480 + ... + 8787640.

It is an arithmetic number, because the mean of its divisors is an integer number (454415782590).

Almost surely, 210212051151660 is an apocalyptic number.

10212051151660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212051151660 is an abundant number, since it is smaller than the sum of its proper divisors (11599906412660).

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

10212051151660 is a wasteful number, since it uses less digits than its factorization.

10212051151660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258146 (or 1258144 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 31.

Adding to 10212051151660 its reverse (6615115021201), we get a palindrome (16827166172861).

The spelling of 10212051151660 in words is "ten trillion, two hundred twelve billion, fifty-one million, one hundred fifty-one thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 59 118 236 295 590 1180 6917 13834 27668 34585 69170 138340 408103 816206 1251161 1632412 2040515 2502322 4081030 5004644 6255805 8162060 12511610 25023220 73818499 147636998 295273996 369092495 738184990 1476369980 8654280637 17308561274 34617122548 43271403185 86542806370 173085612740 510602557583 1021205115166 2042410230332 2553012787915 5106025575830 10212051151660