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150064397 = 72331107281
BaseRepresentation
bin10001111000111…
…00110100001101
3101110101001122122
420330130310031
5301404030042
622520222325
73501345350
oct1074346415
9343331578
10150064397
117778666a
124230a9a5
1325122302
1415d04297
15d2937d2
hex8f1cd0d

150064397 has 32 divisors (see below), whose sum is σ = 187121664. Its totient is φ = 117532800.

The previous prime is 150064391. The next prime is 150064399. The reversal of 150064397 is 793460051.

150064397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 150064397 - 212 = 150060301 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150064391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 533897 + ... + 534177.

It is an arithmetic number, because the mean of its divisors is an integer number (5847552).

Almost surely, 2150064397 is an apocalyptic number.

It is an amenable number.

150064397 is a deficient number, since it is larger than the sum of its proper divisors (37057267).

150064397 is a wasteful number, since it uses less digits than its factorization.

150064397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 150064397 is about 12250.0774283267. The cubic root of 150064397 is about 531.4053092950.

The spelling of 150064397 in words is "one hundred fifty million, sixty-four thousand, three hundred ninety-seven".

Divisors: 1 7 23 31 107 161 217 281 713 749 1967 2461 3317 4991 6463 8711 17227 23219 30067 45241 60977 76291 200353 210469 534037 691541 932077 1402471 4840787 6524539 21437771 150064397