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48401029 = 291819221
BaseRepresentation
bin1011100010100…
…0101010000101
310101002000201201
42320220222011
544342313104
64445222501
71125254605
oct270505205
9111060651
1048401029
1125359456
1214261a31
13a048681
1465dcc05
1543b10a4
hex2e28a85

48401029 has 8 divisors (see below), whose sum is σ = 50352120. Its totient is φ = 46468800.

The previous prime is 48401027. The next prime is 48401047. The reversal of 48401029 is 92010484.

It can be written as a sum of positive squares in 4 ways, for example, as 4536900 + 43864129 = 2130^2 + 6623^2 .

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 48401029 - 21 = 48401027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48400988 and 48401006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48401027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639 + ... + 9859.

It is an arithmetic number, because the mean of its divisors is an integer number (6294015).

Almost surely, 248401029 is an apocalyptic number.

It is an amenable number.

48401029 is a deficient number, since it is larger than the sum of its proper divisors (1951091).

48401029 is a wasteful number, since it uses less digits than its factorization.

48401029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9431.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 48401029 is about 6957.0848061526. The cubic root of 48401029 is about 364.4334213409.

The spelling of 48401029 in words is "forty-eight million, four hundred one thousand, twenty-nine".

Divisors: 1 29 181 5249 9221 267409 1669001 48401029