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148041529 = 4118119949
BaseRepresentation
bin10001101001011…
…10111100111001
3101022120021210121
420310232330321
5300344312104
622405013241
73445221646
oct1064567471
9338507717
10148041529
1176624879
12416b4221
132489464c
1415938dcd
15cee4254
hex8d2ef39

148041529 has 8 divisors (see below), whose sum is σ = 152497800. Its totient is φ = 143625600.

The previous prime is 148041527. The next prime is 148041563. The reversal of 148041529 is 925140841.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 28729600 + 119311929 = 5360^2 + 10923^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 148041529 - 21 = 148041527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 148041494 and 148041503.

It is not an unprimeable number, because it can be changed into a prime (148041527) 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, 2554 + ... + 17395.

It is an arithmetic number, because the mean of its divisors is an integer number (19062225).

Almost surely, 2148041529 is an apocalyptic number.

It is an amenable number.

148041529 is a deficient number, since it is larger than the sum of its proper divisors (4456271).

148041529 is a wasteful number, since it uses less digits than its factorization.

148041529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20171.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 148041529 is about 12167.2317722644. The cubic root of 148041529 is about 529.0067180153.

The spelling of 148041529 in words is "one hundred forty-eight million, forty-one thousand, five hundred twenty-nine".

Divisors: 1 41 181 7421 19949 817909 3610769 148041529