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145004066 = 2125957587
BaseRepresentation
bin10001010010010…
…01011000100010
3101002211222011222
420221021120202
5244110112231
622215535042
73410341244
oct1051113042
9332758158
10145004066
117493a779
124068a482
132406cc2c
1415388094
15cae427b
hex8a49622

145004066 has 8 divisors (see below), whose sum is σ = 217682640. Its totient is φ = 72443188.

The previous prime is 145004059. The next prime is 145004077. The reversal of 145004066 is 660400541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 26276 + ... + 31311.

It is an arithmetic number, because the mean of its divisors is an integer number (27210330).

Almost surely, 2145004066 is an apocalyptic number.

145004066 is a deficient number, since it is larger than the sum of its proper divisors (72678574).

145004066 is a wasteful number, since it uses less digits than its factorization.

145004066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58848.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 145004066 is about 12041.7634090693. The cubic root of 145004066 is about 525.3636977984.

The spelling of 145004066 in words is "one hundred forty-five million, four thousand, sixty-six".

Divisors: 1 2 1259 2518 57587 115174 72502033 145004066