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1030022112 = 25371790163
BaseRepresentation
bin111101011001001…
…110001111100000
32122210011112201010
4331121032033200
54102141201422
6250112540520
734345020630
oct7531161740
92583145633
101030022112
11489469949
12248b51740
1313551c252
149ab246c0
1560661b0c
hex3d64e3e0

1030022112 has 96 divisors (see below), whose sum is σ = 3271871232. Its totient is φ = 276977664.

The previous prime is 1030022101. The next prime is 1030022113. The reversal of 1030022112 is 2112200301.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030022113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33658 + ... + 56505.

It is an arithmetic number, because the mean of its divisors is an integer number (34081992).

Almost surely, 21030022112 is an apocalyptic number.

1030022112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1030022112 is an abundant number, since it is smaller than the sum of its proper divisors (2241849120).

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

1030022112 is a wasteful number, since it uses less digits than its factorization.

1030022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90200 (or 90192 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1030022112 is about 32093.9575621331. The cubic root of 1030022112 is about 1009.9088608413.

Adding to 1030022112 its reverse (2112200301), we get a palindrome (3142222413).

The spelling of 1030022112 in words is "one billion, thirty million, twenty-two thousand, one hundred twelve".

Divisors: 1 2 3 4 6 7 8 12 14 16 17 21 24 28 32 34 42 48 51 56 68 84 96 102 112 119 136 168 204 224 238 272 336 357 408 476 544 672 714 816 952 1428 1632 1904 2856 3808 5712 11424 90163 180326 270489 360652 540978 631141 721304 1081956 1262282 1442608 1532771 1893423 2163912 2524564 2885216 3065542 3786846 4327824 4598313 5049128 6131084 7573692 8655648 9196626 10098256 10729397 12262168 15147384 18393252 20196512 21458794 24524336 30294768 32188191 36786504 42917588 49048672 60589536 64376382 73573008 85835176 128752764 147146016 171670352 257505528 343340704 515011056 1030022112