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145098365050 = 25213537214373
BaseRepresentation
bin1000011100100010001…
…0010101100001111010
3111212112011011122210101
42013020202111201322
54334130140140200
6150353545310014
713324446516232
oct2071042254172
9455464148711
10145098365050
1156599276281
122415519530a
13108b4c11152
1470467b6cc2
153b9360826a
hex21c889587a

145098365050 has 24 divisors (see below), whose sum is σ = 269904154716. Its totient is φ = 58034787840.

The previous prime is 145098365047. The next prime is 145098365063. The reversal of 145098365050 is 50563890541.

It can be written as a sum of positive squares in 6 ways, for example, as 137960987761 + 7137377289 = 371431^2 + 84483^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

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, 569664 + ... + 784036.

Almost surely, 2145098365050 is an apocalyptic number.

145098365050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145098365050 is a deficient number, since it is larger than the sum of its proper divisors (124805789666).

145098365050 is a wasteful number, since it uses less digits than its factorization.

145098365050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227922 (or 227917 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 46.

The spelling of 145098365050 in words is "one hundred forty-five billion, ninety-eight million, three hundred sixty-five thousand, fifty".

Divisors: 1 2 5 10 25 50 13537 27074 67685 135370 214373 338425 428746 676850 1071865 2143730 5359325 10718650 2901967301 5803934602 14509836505 29019673010 72549182525 145098365050