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145024626105 = 32525112839719
BaseRepresentation
bin1000011100010000100…
…1000010110110111001
3111212100000102022222100
42013010021002312321
54334002301013410
6150342353014013
713322562661002
oct2070411026671
9455300368870
10145024626105
11565606910a7
1224134554309
13108a2863838
14703aaa01a9
153b8bdde8c0
hex21c4242db9

145024626105 has 24 divisors (see below), whose sum is σ = 252377536320. Its totient is φ = 77038308000.

The previous prime is 145024626079. The next prime is 145024626143. The reversal of 145024626105 is 501626420541.

145024626105 is a `hidden beast` number, since 1 + 4 + 5 + 0 + 24 + 626 + 1 + 0 + 5 = 666.

It is not a de Polignac number, because 145024626105 - 25 = 145024626073 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 145024626105.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6408565 + ... + 6431154.

It is an arithmetic number, because the mean of its divisors is an integer number (10515730680).

Almost surely, 2145024626105 is an apocalyptic number.

145024626105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145024626105 is a deficient number, since it is larger than the sum of its proper divisors (107352910215).

145024626105 is a wasteful number, since it uses less digits than its factorization.

145024626105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12839981 (or 12839978 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 145024626105 in words is "one hundred forty-five billion, twenty-four million, six hundred twenty-six thousand, one hundred five".

Divisors: 1 3 5 9 15 45 251 753 1255 2259 3765 11295 12839719 38519157 64198595 115557471 192595785 577787355 3222769469 9668308407 16113847345 29004925221 48341542035 145024626105