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145452410 = 2519765539
BaseRepresentation
bin10001010101101…
…10110101111010
3101010200202012022
420222312311322
5244213434120
622233314442
73414216335
oct1052666572
9333622168
10145452410
1175116604
1240865a22
132419901c
141546361c
15cb82025
hex8ab6d7a

145452410 has 16 divisors (see below), whose sum is σ = 275594400. Its totient is φ = 55118736.

The previous prime is 145452409. The next prime is 145452443. The reversal of 145452410 is 14254541.

It is a self number, because there is not a number n which added to its sum of digits gives 145452410.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382580 + ... + 382959.

It is an arithmetic number, because the mean of its divisors is an integer number (17224650).

Almost surely, 2145452410 is an apocalyptic number.

145452410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145452410 is a deficient number, since it is larger than the sum of its proper divisors (130141990).

145452410 is a wasteful number, since it uses less digits than its factorization.

145452410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765565.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 145452410 is about 12060.3652515171. The cubic root of 145452410 is about 525.9046051950.

The spelling of 145452410 in words is "one hundred forty-five million, four hundred fifty-two thousand, four hundred ten".

Divisors: 1 2 5 10 19 38 95 190 765539 1531078 3827695 7655390 14545241 29090482 72726205 145452410