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56130002 = 251795419
BaseRepresentation
bin1101011000011…
…1100111010010
310220121200212222
43112013213102
5103332130002
65323021042
71251045215
oct326074722
9126550788
1056130002
1129758335
121696a782
13b823626
14765177c
154ddb1a2
hex35879d2

56130002 has 8 divisors (see below), whose sum is σ = 84226800. Its totient is φ = 28054404.

The previous prime is 56130001. The next prime is 56130017. The reversal of 56130002 is 20003165.

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

It is not an unprimeable number, because it can be changed into a prime (56130001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7649 + ... + 13067.

It is an arithmetic number, because the mean of its divisors is an integer number (10528350).

Almost surely, 256130002 is an apocalyptic number.

56130002 is a deficient number, since it is larger than the sum of its proper divisors (28096798).

56130002 is a wasteful number, since it uses less digits than its factorization.

56130002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10600.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 56130002 is about 7491.9958622519. The cubic root of 56130002 is about 382.8820611851.

Adding to 56130002 its reverse (20003165), we get a palindrome (76133167).

The spelling of 56130002 in words is "fifty-six million, one hundred thirty thousand, two".

Divisors: 1 2 5179 5419 10358 10838 28065001 56130002