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13430212455 = 3511375341507
BaseRepresentation
bin11001000001000000…
…01100011101100111
31021122222022111000010
430200200030131213
5210001113244310
610100400021303
7653545631232
oct144040143547
937588274003
1013430212455
115772006440
122729901833
131360560b9a
14915956419
155390d2320
hex32080c767

13430212455 has 64 divisors (see below), whose sum is σ = 24530231808. Its totient is φ = 6215938560.

The previous prime is 13430212441. The next prime is 13430212457. The reversal of 13430212455 is 55421203431.

It is not a de Polignac number, because 13430212455 - 28 = 13430212199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13430212457) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 302812 + ... + 344318.

It is an arithmetic number, because the mean of its divisors is an integer number (383284872).

Almost surely, 213430212455 is an apocalyptic number.

13430212455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13430212455 is a deficient number, since it is larger than the sum of its proper divisors (11100019353).

13430212455 is a wasteful number, since it uses less digits than its factorization.

13430212455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41616.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 13430212455 its reverse (55421203431), we get a palindrome (68851415886).

The spelling of 13430212455 in words is "thirteen billion, four hundred thirty million, two hundred twelve thousand, four hundred fifty-five".

Divisors: 1 3 5 11 15 33 37 53 55 111 159 165 185 265 407 555 583 795 1221 1749 1961 2035 2915 5883 6105 8745 9805 21571 29415 41507 64713 107855 124521 207535 323565 456577 622605 1369731 1535759 2199871 2282885 4607277 6599613 6848655 7678795 10999355 16893349 23036385 24198581 32998065 50680047 72595743 81395227 84466745 120992905 244185681 253400235 362978715 406976135 895347497 1220928405 2686042491 4476737485 13430212455