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387052001 = 761439001
BaseRepresentation
bin10111000100011…
…111000111100001
3222222022021112022
4113010133013201
51243041131001
6102223511225
712406613330
oct2704370741
9888267468
10387052001
11189531996
12a9758515
1362259c6b
1439593d17
1523ea711b
hex1711f1e1

387052001 has 8 divisors (see below), whose sum is σ = 442466304. Its totient is φ = 331668000.

The previous prime is 387051997. The next prime is 387052069. The reversal of 387052001 is 100250783.

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 387052001 - 22 = 387051997 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (387052091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38501 + ... + 47501.

It is an arithmetic number, because the mean of its divisors is an integer number (55308288).

Almost surely, 2387052001 is an apocalyptic number.

It is an amenable number.

387052001 is a deficient number, since it is larger than the sum of its proper divisors (55414303).

387052001 is an equidigital number, since it uses as much as digits as its factorization.

387052001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15151.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 387052001 is about 19673.6372082033. The cubic root of 387052001 is about 728.7688016238.

The spelling of 387052001 in words is "three hundred eighty-seven million, fifty-two thousand, one".

Divisors: 1 7 6143 9001 43001 63007 55293143 387052001