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101960000 = 26542549
BaseRepresentation
bin1100001001111…
…00100101000000
321002212002211022
412010330211000
5202100210000
614041205012
72345434322
oct604744500
9232762738
10101960000
115261006a
122a190768
131817b97c
14d781612
158e40585
hex613c940

101960000 has 70 divisors (see below), whose sum is σ = 252926850. Its totient is φ = 40768000.

The previous prime is 101959987. The next prime is 101960021. The reversal of 101960000 is 69101.

It can be written as a sum of positive squares in 5 ways, for example, as 17172736 + 84787264 = 4144^2 + 9208^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 38726 + ... + 41274.

Almost surely, 2101960000 is an apocalyptic number.

101960000 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 101960000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126463425).

101960000 is an abundant number, since it is smaller than the sum of its proper divisors (150966850).

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

101960000 is an frugal number, since it uses more digits than its factorization.

101960000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2581 (or 2556 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 101960000 is about 10097.5244490915. The cubic root of 101960000 is about 467.1717886574.

The spelling of 101960000 in words is "one hundred one million, nine hundred sixty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 160 200 250 320 400 500 625 800 1000 1250 1600 2000 2500 2549 4000 5000 5098 8000 10000 10196 12745 20000 20392 25490 40000 40784 50980 63725 81568 101960 127450 163136 203920 254900 318625 407840 509800 637250 815680 1019600 1274500 1593125 2039200 2549000 3186250 4078400 5098000 6372500 10196000 12745000 20392000 25490000 50980000 101960000