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125800068 = 223171813407
BaseRepresentation
bin1110111111110…
…00111010000100
322202201022020210
413133320322010
5224201100233
620252155420
73055166022
oct737707204
9282638223
10125800068
11650134a9
1236168b70
13200a7c14
14129c9712
15b09e163
hex77f8e84

125800068 has 48 divisors (see below), whose sum is σ = 312609024. Its totient is φ = 39237120.

The previous prime is 125800043. The next prime is 125800093. The reversal of 125800068 is 860008521.

It is an interprime number because it is at equal distance from previous prime (125800043) and next prime (125800093).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35221 + ... + 38627.

It is an arithmetic number, because the mean of its divisors is an integer number (6512688).

Almost surely, 2125800068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125800068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156304512).

125800068 is an abundant number, since it is smaller than the sum of its proper divisors (186808956).

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

125800068 is a wasteful number, since it uses less digits than its factorization.

125800068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3612 (or 3610 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 125800068 is about 11216.0629456151. The cubic root of 125800068 is about 501.0644894495.

Adding to 125800068 its reverse (860008521), we get a palindrome (985808589).

The spelling of 125800068 in words is "one hundred twenty-five million, eight hundred thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 181 204 362 543 724 1086 2172 3077 3407 6154 6814 9231 10221 12308 13628 18462 20442 36924 40884 57919 115838 173757 231676 347514 616667 695028 1233334 1850001 2466668 3700002 7400004 10483339 20966678 31450017 41933356 62900034 125800068