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38050045 = 5114911409
BaseRepresentation
bin1001000100100…
…1100011111101
32122121010211221
42101021203331
534220100140
63435313341
7641264035
oct221114375
978533757
1038050045
111a529620
12108ab851
137b63127
1450a68c5
15351914a
hex24498fd

38050045 has 16 divisors (see below), whose sum is σ = 49947840. Its totient is φ = 27596800.

The previous prime is 38050043. The next prime is 38050057. The reversal of 38050045 is 54005083.

It is a happy number.

38050045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38050045 - 21 = 38050043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38050043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26301 + ... + 27709.

It is an arithmetic number, because the mean of its divisors is an integer number (3121740).

Almost surely, 238050045 is an apocalyptic number.

It is an amenable number.

38050045 is a deficient number, since it is larger than the sum of its proper divisors (11897795).

38050045 is a wasteful number, since it uses less digits than its factorization.

38050045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 38050045 is about 6168.4718528984. The cubic root of 38050045 is about 336.3450637088.

The spelling of 38050045 in words is "thirty-eight million, fifty thousand, forty-five".

Divisors: 1 5 11 55 491 1409 2455 5401 7045 15499 27005 77495 691819 3459095 7610009 38050045