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4148149389 = 36122667483
BaseRepresentation
bin1111011100111111…
…1011110010001101
3101201002110211012120
43313033323302031
531443411240024
61523341123153
7204536454666
oct36717736215
911632424176
104148149389
11183958203a
129792594b9
13511523187
142b4cba36d
1519428b479
hexf73fbc8d

4148149389 has 8 divisors (see below), whose sum is σ = 5621536032. Its totient is φ = 2720097840.

The previous prime is 4148149373. The next prime is 4148149391. The reversal of 4148149389 is 9839418414.

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

It is not a de Polignac number, because 4148149389 - 24 = 4148149373 is a prime.

It is a super-2 number, since 2×41481493892 = 34414286706922146642, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4148149319) 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, 11333559 + ... + 11333924.

It is an arithmetic number, because the mean of its divisors is an integer number (702692004).

Almost surely, 24148149389 is an apocalyptic number.

It is an amenable number.

4148149389 is a deficient number, since it is larger than the sum of its proper divisors (1473386643).

4148149389 is a wasteful number, since it uses less digits than its factorization.

4148149389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22667547.

The product of its digits is 995328, while the sum is 51.

The square root of 4148149389 is about 64406.1285049800. The cubic root of 4148149389 is about 1606.7616696624.

The spelling of 4148149389 in words is "four billion, one hundred forty-eight million, one hundred forty-nine thousand, three hundred eighty-nine".

Divisors: 1 3 61 183 22667483 68002449 1382716463 4148149389