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34148145 = 357928817
BaseRepresentation
bin1000001001000…
…0111100110001
32101020220110010
42002100330301
532220220040
63215525133
7563153163
oct202207461
971226403
1034148145
1118304009
12b5297a9
1370c8105
14476c933
152ee7e80
hex2090f31

34148145 has 16 divisors (see below), whose sum is σ = 55330560. Its totient is φ = 17981184.

The previous prime is 34148131. The next prime is 34148173. The reversal of 34148145 is 54184143.

It is not a de Polignac number, because 34148145 - 24 = 34148129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13224 + ... + 15593.

It is an arithmetic number, because the mean of its divisors is an integer number (3458160).

Almost surely, 234148145 is an apocalyptic number.

It is an amenable number.

34148145 is a deficient number, since it is larger than the sum of its proper divisors (21182415).

34148145 is a wasteful number, since it uses less digits than its factorization.

34148145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28904.

The product of its digits is 7680, while the sum is 30.

The square root of 34148145 is about 5843.6414161035. The cubic root of 34148145 is about 324.4310202436.

The spelling of 34148145 in words is "thirty-four million, one hundred forty-eight thousand, one hundred forty-five".

Divisors: 1 3 5 15 79 237 395 1185 28817 86451 144085 432255 2276543 6829629 11382715 34148145