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89906200 = 23521731853
BaseRepresentation
bin1010101101111…
…01110000011000
320021011201010021
411112331300120
5141003444300
612531000224
72141122126
oct526756030
9207151107
1089906200
114682794a
1226139074
131581b347
14bd24916
157d5dd1a
hex55bdc18

89906200 has 96 divisors (see below), whose sum is σ = 228735360. Its totient is φ = 32716800.

The previous prime is 89906191. The next prime is 89906203. The reversal of 89906200 is 260998.

89906200 = 1212 + 1222 + ... + 6472.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89906203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104974 + ... + 105826.

It is an arithmetic number, because the mean of its divisors is an integer number (2382660).

Almost surely, 289906200 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 89906200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114367680).

89906200 is an abundant number, since it is smaller than the sum of its proper divisors (138829160).

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

89906200 is a wasteful number, since it uses less digits than its factorization.

89906200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917 (or 908 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 89906200 is about 9481.8879976511. The cubic root of 89906200 is about 447.9847332170.

The spelling of 89906200 in words is "eighty-nine million, nine hundred six thousand, two hundred".

Divisors: 1 2 4 5 8 10 17 20 25 31 34 40 50 62 68 85 100 124 136 155 170 200 248 310 340 425 527 620 680 775 850 853 1054 1240 1550 1700 1706 2108 2635 3100 3400 3412 4216 4265 5270 6200 6824 8530 10540 13175 14501 17060 21080 21325 26350 26443 29002 34120 42650 52700 52886 58004 72505 85300 105400 105772 116008 132215 145010 170600 211544 264430 290020 362525 449531 528860 580040 661075 725050 899062 1057720 1322150 1450100 1798124 2247655 2644300 2900200 3596248 4495310 5288600 8990620 11238275 17981240 22476550 44953100 89906200