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1302230113 = 19318772521
BaseRepresentation
bin100110110011110…
…0111010001100001
310100202101010212221
41031213213101201
510131332330423
6333115151041
744161526152
oct11547472141
93322333787
101302230113
11609090838
12304145481
13179a39082
14c4d41929
15794d0e5d
hex4d9e7461

1302230113 has 16 divisors (see below), whose sum is σ = 1417162240. Its totient is φ = 1192060800.

The previous prime is 1302230093. The next prime is 1302230119. The reversal of 1302230113 is 3110322031.

It is a cyclic number.

It is not a de Polignac number, because 1302230113 - 221 = 1300132961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1302230119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 515293 + ... + 517813.

It is an arithmetic number, because the mean of its divisors is an integer number (88572640).

Almost surely, 21302230113 is an apocalyptic number.

It is an amenable number.

1302230113 is a deficient number, since it is larger than the sum of its proper divisors (114932127).

1302230113 is a wasteful number, since it uses less digits than its factorization.

1302230113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1302230113 is about 36086.4256057593. The cubic root of 1302230113 is about 1092.0166110105.

Adding to 1302230113 its reverse (3110322031), we get a palindrome (4412552144).

The spelling of 1302230113 in words is "one billion, three hundred two million, two hundred thirty thousand, one hundred thirteen".

Divisors: 1 19 31 589 877 2521 16663 27187 47899 78151 516553 1484869 2210917 42007423 68538427 1302230113