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38028044 = 2219500369
BaseRepresentation
bin1001000100010…
…0001100001100
32122120000200002
42101010030030
534213344134
63435023432
7641142635
oct221041414
978500602
1038028044
111a51403a
121089ab78
137b56102
14509c88c
15351287e
hex244430c

38028044 has 12 divisors (see below), whose sum is σ = 70051800. Its totient is φ = 18013248.

The previous prime is 38028043. The next prime is 38028047. The reversal of 38028044 is 44082083.

It is a super-2 number, since 2×380280442 = 2892264260931872, which contains 22 as substring.

38028044 is a modest number, since divided by 28044 gives 380 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 38027998 and 38028016.

It is not an unprimeable number, because it can be changed into a prime (38028043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250109 + ... + 250260.

It is an arithmetic number, because the mean of its divisors is an integer number (5837650).

Almost surely, 238028044 is an apocalyptic number.

It is an amenable number.

38028044 is a deficient number, since it is larger than the sum of its proper divisors (32023756).

38028044 is a wasteful number, since it uses less digits than its factorization.

38028044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500392 (or 500390 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 38028044 is about 6166.6882522145. The cubic root of 38028044 is about 336.2802249379.

The spelling of 38028044 in words is "thirty-eight million, twenty-eight thousand, forty-four".

Divisors: 1 2 4 19 38 76 500369 1000738 2001476 9507011 19014022 38028044