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1072092100 = 2252192324533
BaseRepresentation
bin111111111001101…
…101001111000100
32202201022220212211
4333321231033010
54143423421400
6254214353204
735365426642
oct7771551704
92681286784
101072092100
11500193732
1225b05b804
1314115c031
14a2556192
15641c1dba
hex3fe6d3c4

1072092100 has 72 divisors (see below), whose sum is σ = 2555461440. Its totient is φ = 388586880.

The previous prime is 1072092061. The next prime is 1072092113. The reversal of 1072092100 is 12902701.

It is a super-2 number, since 2×10720921002 = 2298762941764820000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31434 + ... + 55966.

It is an arithmetic number, because the mean of its divisors is an integer number (35492520).

Almost surely, 21072092100 is an apocalyptic number.

1072092100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1072092100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1277730720).

1072092100 is an abundant number, since it is smaller than the sum of its proper divisors (1483369340).

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

1072092100 is a wasteful number, since it uses less digits than its factorization.

1072092100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24589 (or 24582 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 1072092100 is about 32742.8175330102. The cubic root of 1072092100 is about 1023.4752980504.

Adding to 1072092100 its reverse (12902701), we get a palindrome (1084994801).

The spelling of 1072092100 in words is "one billion, seventy-two million, ninety-two thousand, one hundred".

Divisors: 1 2 4 5 10 19 20 23 25 38 46 50 76 92 95 100 115 190 230 380 437 460 475 575 874 950 1150 1748 1900 2185 2300 4370 8740 10925 21850 24533 43700 49066 98132 122665 245330 466127 490660 564259 613325 932254 1128518 1226650 1864508 2257036 2330635 2453300 2821295 4661270 5642590 9322540 10720921 11285180 11653175 14106475 21441842 23306350 28212950 42883684 46612700 53604605 56425900 107209210 214418420 268023025 536046050 1072092100