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200125080 = 233656863
BaseRepresentation
bin10111110110110…
…10101010011000
3111221120102000000
423323122222120
5402213000310
631505213000
74650015021
oct1373325230
9457512000
10200125080
11a2a68a31
1257031160
13325cc20c
141c815c48
15128814c0
hexbedaa98

200125080 has 112 divisors (see below), whose sum is σ = 675211680. Its totient is φ = 53358912.

The previous prime is 200125069. The next prime is 200125117. The reversal of 200125080 is 80521002.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 25729 + ... + 32591.

Almost surely, 2200125080 is an apocalyptic number.

200125080 is a gapful number since it is divisible by the number (20) 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 200125080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337605840).

200125080 is an abundant number, since it is smaller than the sum of its proper divisors (475086600).

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

200125080 is an equidigital number, since it uses as much as digits as its factorization.

200125080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6892 (or 6873 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 200125080 is about 14146.5571783385. The cubic root of 200125080 is about 584.9254342830.

Adding to 200125080 its reverse (80521002), we get a palindrome (280646082).

The spelling of 200125080 in words is "two hundred million, one hundred twenty-five thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 81 90 108 120 135 162 180 216 243 270 324 360 405 486 540 648 729 810 972 1080 1215 1458 1620 1944 2430 2916 3240 3645 4860 5832 6863 7290 9720 13726 14580 20589 27452 29160 34315 41178 54904 61767 68630 82356 102945 123534 137260 164712 185301 205890 247068 274520 308835 370602 411780 494136 555903 617670 741204 823560 926505 1111806 1235340 1482408 1667709 1853010 2223612 2470680 2779515 3335418 3706020 4447224 5003127 5559030 6670836 7412040 8338545 10006254 11118060 13341672 16677090 20012508 22236120 25015635 33354180 40025016 50031270 66708360 100062540 200125080