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23083130 = 2572983137
BaseRepresentation
bin101100000001…
…1100001111010
31121102202002202
41120003201322
521402130010
62142430202
7400126520
oct130034172
947382082
1023083130
1112036774
127892362
134a22875
1430cc310
15205e6a5
hex160387a

23083130 has 64 divisors (see below), whose sum is σ = 50077440. Its totient is φ = 7494144.

The previous prime is 23083121. The next prime is 23083133. The reversal of 23083130 is 3138032.

It is not an unprimeable number, because it can be changed into a prime (23083133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168422 + ... + 168558.

It is an arithmetic number, because the mean of its divisors is an integer number (782460).

Almost surely, 223083130 is an apocalyptic number.

23083130 is an abundant number, since it is smaller than the sum of its proper divisors (26994310).

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

23083130 is a wasteful number, since it uses less digits than its factorization.

23083130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 23083130 is about 4804.4906077544. The cubic root of 23083130 is about 284.7289101723.

The spelling of 23083130 in words is "twenty-three million, eighty-three thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 29 35 58 70 83 137 145 166 203 274 290 406 415 581 685 830 959 1015 1162 1370 1918 2030 2407 2905 3973 4795 4814 5810 7946 9590 11371 12035 16849 19865 22742 24070 27811 33698 39730 55622 56855 79597 84245 113710 139055 159194 168490 278110 329759 397985 659518 795970 1648795 2308313 3297590 4616626 11541565 23083130