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145234996 = 2297374317
BaseRepresentation
bin10001010100000…
…01110000110100
3101010021200221221
420222001300310
5244140004441
622224520124
73412322434
oct1052016064
9333250857
10145234996
1174a88225
1240780044
132412108a
14154082c4
15cb3c8d1
hex8a81c34

145234996 has 12 divisors (see below), whose sum is σ = 256782148. Its totient is φ = 71868672.

The previous prime is 145234981. The next prime is 145235003. The reversal of 145234996 is 699432541.

145234996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37822500 + 107412496 = 6150^2 + 10364^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 186771 + ... + 187546.

Almost surely, 2145234996 is an apocalyptic number.

It is an amenable number.

145234996 is a deficient number, since it is larger than the sum of its proper divisors (111547152).

145234996 is a wasteful number, since it uses less digits than its factorization.

145234996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374418 (or 374416 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 145234996 is about 12051.3483063100. The cubic root of 145234996 is about 525.6424437537.

The spelling of 145234996 in words is "one hundred forty-five million, two hundred thirty-four thousand, nine hundred ninety-six".

Divisors: 1 2 4 97 194 388 374317 748634 1497268 36308749 72617498 145234996