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145053436 = 22113296669
BaseRepresentation
bin10001010010101…
…01011011111100
3101002221110220111
420221111123330
5244113202221
622220555404
73410635213
oct1051253374
9332843814
10145053436
1174973880
12406b2b64
1324089548
141539c07a
15cb03be1
hex8a556fc

145053436 has 12 divisors (see below), whose sum is σ = 276920280. Its totient is φ = 65933360.

The previous prime is 145053413. The next prime is 145053487. The reversal of 145053436 is 634350541.

It is a junction number, because it is equal to n+sod(n) for n = 145053398 and 145053407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1648291 + ... + 1648378.

It is an arithmetic number, because the mean of its divisors is an integer number (23076690).

Almost surely, 2145053436 is an apocalyptic number.

It is an amenable number.

145053436 is a deficient number, since it is larger than the sum of its proper divisors (131866844).

145053436 is a wasteful number, since it uses less digits than its factorization.

145053436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296684 (or 3296682 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 145053436 is about 12043.8131835395. The cubic root of 145053436 is about 525.4233151213.

The spelling of 145053436 in words is "one hundred forty-five million, fifty-three thousand, four hundred thirty-six".

Divisors: 1 2 4 11 22 44 3296669 6593338 13186676 36263359 72526718 145053436