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145250106 = 23231052537
BaseRepresentation
bin10001010100001…
…01011100111010
3101010022110200120
420222011130322
5244141000411
622225114110
73412414461
oct1052053472
9333273616
10145250106
1174a98611
1240788936
1324127c11
141540d9d8
15cb42106
hex8a8573a

145250106 has 16 divisors (see below), whose sum is σ = 303130944. Its totient is φ = 46311584.

The previous prime is 145250101. The next prime is 145250113. The reversal of 145250106 is 601052541.

It is a super-2 number, since 2×1452501062 = 42195186586022472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145250101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526131 + ... + 526406.

It is an arithmetic number, because the mean of its divisors is an integer number (18945684).

Almost surely, 2145250106 is an apocalyptic number.

145250106 is an abundant number, since it is smaller than the sum of its proper divisors (157880838).

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

145250106 is a wasteful number, since it uses less digits than its factorization.

145250106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052565.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 145250106 is about 12051.9751908142. The cubic root of 145250106 is about 525.6606721011.

The spelling of 145250106 in words is "one hundred forty-five million, two hundred fifty thousand, one hundred six".

Divisors: 1 2 3 6 23 46 69 138 1052537 2105074 3157611 6315222 24208351 48416702 72625053 145250106