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10302311213 = 67683225133
BaseRepresentation
bin10011001100001000…
…01100101100101101
3222120222121122010222
421212010030230231
5132044342424323
64422142141125
7513205125515
oct114604145455
928528548128
1010302311213
114407427997
121bb62817a5
13c8251724c
146da378845
154046c69c8
hex26610cb2d

10302311213 has 8 divisors (see below), whose sum is σ = 10471432608. Its totient is φ = 10133641584.

The previous prime is 10302311209. The next prime is 10302311231. The reversal of 10302311213 is 31211320301.

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 10302311213 - 22 = 10302311209 is a prime.

It is a super-2 number, since 2×103023112132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10302311191 and 10302311200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302311263) 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, 66806 + ... + 158327.

It is an arithmetic number, because the mean of its divisors is an integer number (1308929076).

Almost surely, 210302311213 is an apocalyptic number.

It is an amenable number.

10302311213 is a deficient number, since it is larger than the sum of its proper divisors (169121395).

10302311213 is an equidigital number, since it uses as much as digits as its factorization.

10302311213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225883.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10302311213 its reverse (31211320301), we get a palindrome (41513631514).

The spelling of 10302311213 in words is "ten billion, three hundred two million, three hundred eleven thousand, two hundred thirteen".

Divisors: 1 67 683 45761 225133 15083911 153765839 10302311213