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38080145 = 560712547
BaseRepresentation
bin1001000101000…
…0111010010001
32122122200010202
42101100322101
534222031040
63440104545
7641450555
oct221207221
978580122
1038080145
111a54a1a4
1210905155
137b73a3c
1450b3865
153523015
hex2450e91

38080145 has 8 divisors (see below), whose sum is σ = 45775104. Its totient is φ = 30411504.

The previous prime is 38080099. The next prime is 38080171. The reversal of 38080145 is 54108083.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-38080145 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3239 + ... + 9308.

It is an arithmetic number, because the mean of its divisors is an integer number (5721888).

Almost surely, 238080145 is an apocalyptic number.

It is an amenable number.

38080145 is a deficient number, since it is larger than the sum of its proper divisors (7694959).

38080145 is a wasteful number, since it uses less digits than its factorization.

38080145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13159.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 38080145 is about 6170.9111968979. The cubic root of 38080145 is about 336.4337304284.

The spelling of 38080145 in words is "thirty-eight million, eighty thousand, one hundred forty-five".

Divisors: 1 5 607 3035 12547 62735 7616029 38080145