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145229514308 = 2293113899407
BaseRepresentation
bin1000011101000001011…
…0101000011001000100
3111212212021221201202022
42013100112220121010
54334412223424213
6150414552302312
713330631334464
oct2072026503104
9455767851668
10145229514308
115665630269a
12241910a1998
131090613ca68
147059d95ba4
153b9edb2308
hex21d05a8644

145229514308 has 12 divisors (see below), whose sum is σ = 254179011072. Its totient is φ = 72606939720.

The previous prime is 145229514301. The next prime is 145229514317. The reversal of 145229514308 is 803415922541.

It is a super-2 number, since 2×1452295143082 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145229514301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1912460 + ... + 1986947.

It is an arithmetic number, because the mean of its divisors is an integer number (21181584256).

Almost surely, 2145229514308 is an apocalyptic number.

It is an amenable number.

145229514308 is a deficient number, since it is larger than the sum of its proper divisors (108949496764).

145229514308 is a wasteful number, since it uses less digits than its factorization.

145229514308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3908722 (or 3908720 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 145229514308 in words is "one hundred forty-five billion, two hundred twenty-nine million, five hundred fourteen thousand, three hundred eight".

Divisors: 1 2 4 9311 18622 37244 3899407 7798814 15597628 36307378577 72614757154 145229514308