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145425735 = 325713172089
BaseRepresentation
bin10001010101100…
…00010101000111
3101010122101121100
420222300111013
5244212110420
622232551143
73414045510
oct1052602507
9333571540
10145425735
11750a8564
12408524b3
1324189b40
1415457a07
15cb79190
hex8ab0547

145425735 has 96 divisors (see below), whose sum is σ = 328648320. Its totient is φ = 57729024.

The previous prime is 145425727. The next prime is 145425739. The reversal of 145425735 is 537524541.

145425735 is a `hidden beast` number, since 1 + 45 + 42 + 573 + 5 = 666.

It is not a de Polignac number, because 145425735 - 23 = 145425727 is a prime.

It is a super-2 number, since 2×1454257352 = 42297288800580450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145425735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145425739) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 68571 + ... + 70659.

It is an arithmetic number, because the mean of its divisors is an integer number (3423420).

Almost surely, 2145425735 is an apocalyptic number.

145425735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145425735 is an abundant number, since it is smaller than the sum of its proper divisors (183222585).

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

145425735 is a wasteful number, since it uses less digits than its factorization.

145425735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137 (or 2134 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 145425735 is about 12059.2593056124. The cubic root of 145425735 is about 525.8724540994.

The spelling of 145425735 in words is "one hundred forty-five million, four hundred twenty-five thousand, seven hundred thirty-five".

Divisors: 1 3 5 7 9 13 15 17 21 35 39 45 51 63 65 85 91 105 117 119 153 195 221 255 273 315 357 455 585 595 663 765 819 1071 1105 1365 1547 1785 1989 2089 3315 4095 4641 5355 6267 7735 9945 10445 13923 14623 18801 23205 27157 31335 35513 43869 69615 73115 81471 94005 106539 131607 135785 177565 190099 219345 244413 248591 319617 407355 461669 532695 570297 658035 745773 950495 1222065 1242955 1385007 1598085 1710891 2237319 2308345 2851485 3231683 3728865 4155021 6925035 8554455 9695049 11186595 16158415 20775105 29085147 48475245 145425735