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13322468929 = 7211214992
BaseRepresentation
bin11000110100001010…
…01011111001000001
31021101110120112200011
430122011023321001
5204241023001204
610041550424521
7651100055200
oct143205137101
937343515604
1013322468929
115717206100
1226b9802141
131344138913
1490550b237
1552e8ed304
hex31a14be41

13322468929 has 27 divisors (see below), whose sum is σ = 17045886081. Its totient is φ = 10374219240.

The previous prime is 13322468923. The next prime is 13322468987. The reversal of 13322468929 is 92986422331.

The square root of 13322468929 is 115423.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 13322468929 - 217 = 13322337857 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (13322468923) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 8886822 + ... + 8888320.

Almost surely, 213322468929 is an apocalyptic number.

13322468929 is the 115423-rd square number.

13322468929 is the 57712-nd centered octagonal number.

It is an amenable number.

13322468929 is a deficient number, since it is larger than the sum of its proper divisors (3723417152).

13322468929 is an frugal number, since it uses more digits than its factorization.

13322468929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3034 (or 1517 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 49.

Multiplying 13322468929 by its sum of digits (49), we get a square (652800977521 = 8079612).

13322468929 divided by its sum of digits (49) gives a square (271887121 = 164892).

The spelling of 13322468929 in words is "thirteen billion, three hundred twenty-two million, four hundred sixty-eight thousand, nine hundred twenty-nine".

Divisors: 1 7 11 49 77 121 539 847 1499 5929 10493 16489 73451 115423 181379 807961 1269653 2247001 8887571 15729007 24717011 110103049 173019077 271887121 1211133539 1903209847 13322468929