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146013764 = 221319314549
BaseRepresentation
bin10001011001111…
…11111001000100
3101011202021020012
420230333321010
5244334420024
622253325352
73422045051
oct1054777104
9334667205
10146013764
117546a336
1240a96858
13243346a0
141556c028
15cc4350e
hex8b3fe44

146013764 has 24 divisors (see below), whose sum is σ = 276624600. Its totient is φ = 67037184.

The previous prime is 146013761. The next prime is 146013817. The reversal of 146013764 is 467310641.

It can be written as a sum of positive squares in 4 ways, for example, as 8655364 + 137358400 = 2942^2 + 11720^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 146013764.

It is not an unprimeable number, because it can be changed into a prime (146013761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2762 + ... + 17310.

It is an arithmetic number, because the mean of its divisors is an integer number (11526025).

Almost surely, 2146013764 is an apocalyptic number.

It is an amenable number.

146013764 is a deficient number, since it is larger than the sum of its proper divisors (130610836).

146013764 is a wasteful number, since it uses less digits than its factorization.

146013764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14759 (or 14757 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 146013764 is about 12083.6155185441. The cubic root of 146013764 is about 526.5802893825.

The spelling of 146013764 in words is "one hundred forty-six million, thirteen thousand, seven hundred sixty-four".

Divisors: 1 2 4 13 26 52 193 386 772 2509 5018 10036 14549 29098 58196 189137 378274 756548 2807957 5615914 11231828 36503441 73006882 146013764