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145573300 = 22527918427
BaseRepresentation
bin10001010110101…
…00010110110100
3101010220220000201
420223110112310
5244231321200
622240050244
73415231645
oct1053242664
9333826021
10145573300
1175199414
1240903984
132420c062
14154956cc
15cba7c6a
hex8ad45b4

145573300 has 36 divisors (see below), whose sum is σ = 319910080. Its totient is φ = 57489120.

The previous prime is 145573297. The next prime is 145573313. The reversal of 145573300 is 3375541.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1314 + ... + 17113.

Almost surely, 2145573300 is an apocalyptic number.

145573300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145573300 is an abundant number, since it is smaller than the sum of its proper divisors (174336780).

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

145573300 is a wasteful number, since it uses less digits than its factorization.

145573300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18520 (or 18513 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 145573300 is about 12065.3760819960. The cubic root of 145573300 is about 526.0502633805.

The spelling of 145573300 in words is "one hundred forty-five million, five hundred seventy-three thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 79 100 158 316 395 790 1580 1975 3950 7900 18427 36854 73708 92135 184270 368540 460675 921350 1455733 1842700 2911466 5822932 7278665 14557330 29114660 36393325 72786650 145573300