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13131303202 = 237917323619
BaseRepresentation
bin11000011101010111…
…11100100100100010
31020220010212022121001
430032223330210202
5203343103200302
610011001222214
7643256143543
oct141653744442
936803768531
1013131303202
1156293074a6
12266579196a
1313136556c4
148c7d884ca
1551cc3b787
hex30eafc922

13131303202 has 8 divisors (see below), whose sum is σ = 19748926800. Its totient is φ = 6548327604.

The previous prime is 13131303193. The next prime is 13131303209. The reversal of 13131303202 is 20230313131.

13131303202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×131313032022 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13131303202.

It is not an unprimeable number, because it can be changed into a prime (13131303209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8661052 + ... + 8662567.

It is an arithmetic number, because the mean of its divisors is an integer number (2468615850).

Almost surely, 213131303202 is an apocalyptic number.

13131303202 is a deficient number, since it is larger than the sum of its proper divisors (6617623598).

13131303202 is a wasteful number, since it uses less digits than its factorization.

13131303202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17324000.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13131303202 its reverse (20230313131), we get a palindrome (33361616333).

The spelling of 13131303202 in words is "thirteen billion, one hundred thirty-one million, three hundred three thousand, two hundred two".

Divisors: 1 2 379 758 17323619 34647238 6565651601 13131303202