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620288601 = 31671238101
BaseRepresentation
bin100100111110001…
…101101001011001
31121020011220222220
4210332031221121
52232243213401
6141314534253
721241236402
oct4476155131
91536156886
10620288601
11299156009
12153897389
139b68049a
145c5489a9
15396c9336
hex24f8da59

620288601 has 8 divisors (see below), whose sum is σ = 832004544. Its totient is φ = 411049200.

The previous prime is 620288531. The next prime is 620288659. The reversal of 620288601 is 106882026.

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

It is not a de Polignac number, because 620288601 - 29 = 620288089 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (620288671) 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, 618550 + ... + 619551.

It is an arithmetic number, because the mean of its divisors is an integer number (104000568).

Almost surely, 2620288601 is an apocalyptic number.

It is an amenable number.

620288601 is a deficient number, since it is larger than the sum of its proper divisors (211715943).

620288601 is a wasteful number, since it uses less digits than its factorization.

620288601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238271.

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 620288601 is about 24905.5937692720. The cubic root of 620288601 is about 852.8341845898.

The spelling of 620288601 in words is "six hundred twenty million, two hundred eighty-eight thousand, six hundred one".

Divisors: 1 3 167 501 1238101 3714303 206762867 620288601