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109200070 = 25712492
BaseRepresentation
bin1101000001001…
…00001011000110
321121110221100001
412200210023012
5210423400240
614500311514
72464120360
oct640441306
9247427301
10109200070
11567056a1
12306a259a
1319815235
1410707d30
1598c089a
hex68242c6

109200070 has 24 divisors (see below), whose sum is σ = 224820144. Its totient is φ = 37410048.

The previous prime is 109200053. The next prime is 109200083. The reversal of 109200070 is 70002901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86806 + ... + 88054.

It is an arithmetic number, because the mean of its divisors is an integer number (9367506).

Almost surely, 2109200070 is an apocalyptic number.

109200070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109200070 is an abundant number, since it is smaller than the sum of its proper divisors (115620074).

109200070 is an frugal number, since it uses more digits than its factorization.

109200070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512 (or 1263 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 109200070 is about 10449.8837314106. The cubic root of 109200070 is about 477.9777041823.

Adding to 109200070 its reverse (70002901), we get a palindrome (179202971).

The spelling of 109200070 in words is "one hundred nine million, two hundred thousand, seventy".

Divisors: 1 2 5 7 10 14 35 70 1249 2498 6245 8743 12490 17486 43715 87430 1560001 3120002 7800005 10920007 15600010 21840014 54600035 109200070