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387465013 = 13263113327
BaseRepresentation
bin10111000110000…
…011111100110101
31000000002021002001
4113012003330311
51243142340023
6102240415301
712413253415
oct2706037465
91000067061
10387465013
11189794221
12a9917531
1362372c50
1439660645
15240396ad
hex17183f35

387465013 has 8 divisors (see below), whose sum is σ = 418860288. Its totient is φ = 356296944.

The previous prime is 387464993. The next prime is 387465031. The reversal of 387465013 is 310564783.

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 387465013 - 217 = 387333941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (387465713) 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, 53245 + ... + 60082.

It is an arithmetic number, because the mean of its divisors is an integer number (52357536).

Almost surely, 2387465013 is an apocalyptic number.

It is an amenable number.

387465013 is a deficient number, since it is larger than the sum of its proper divisors (31395275).

387465013 is a wasteful number, since it uses less digits than its factorization.

387465013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113603.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 387465013 is about 19684.1309942806. The cubic root of 387465013 is about 729.0279255173.

The spelling of 387465013 in words is "three hundred eighty-seven million, four hundred sixty-five thousand, thirteen".

Divisors: 1 13 263 3419 113327 1473251 29805001 387465013