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387035901 = 3472233061
BaseRepresentation
bin10111000100011…
…011001011111101
3222222021110110000
4113010123023331
51243040122101
6102223304513
712406515360
oct2704331375
9888243400
10387035901
1118952088a
12a974b139
1362252835
143958c0d7
1523ea2486
hex1711b2fd

387035901 has 40 divisors (see below), whose sum is σ = 663939584. Its totient is φ = 220099680.

The previous prime is 387035879. The next prime is 387035921. The reversal of 387035901 is 109530783.

It is not a de Polignac number, because 387035901 - 210 = 387034877 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (387035921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 124911 + ... + 127971.

Almost surely, 2387035901 is an apocalyptic number.

It is an amenable number.

387035901 is a deficient number, since it is larger than the sum of its proper divisors (276903683).

387035901 is a wasteful number, since it uses less digits than its factorization.

387035901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303 (or 3294 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 387035901 is about 19673.2280269406. The cubic root of 387035901 is about 728.7586967453.

The spelling of 387035901 in words is "three hundred eighty-seven million, thirty-five thousand, nine hundred one".

Divisors: 1 3 7 9 21 27 63 81 189 223 567 669 1561 2007 3061 4683 6021 9183 14049 18063 21427 27549 42147 64281 82647 126441 192843 247941 578529 682603 1735587 2047809 4778221 6143427 14334663 18430281 43003989 55290843 129011967 387035901