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13468429471 = 719791281853
BaseRepresentation
bin11001000101100011…
…11110110010011111
31021202122020002220011
430202301332302133
5210040404220341
610104243104051
7654521522140
oct144261766237
937678202804
1013468429471
115791639452
12273a672027
131368451cc3
1491aa63ac7
1553c630b81
hex322c7ec9f

13468429471 has 16 divisors (see below), whose sum is σ = 16407731200. Its totient is φ = 10798321248.

The previous prime is 13468429411. The next prime is 13468429501. The reversal of 13468429471 is 17492486431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13468429471 - 215 = 13468396703 is a prime.

It is a super-3 number, since 3×134684294713 (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13468429411) 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, 630420 + ... + 651433.

It is an arithmetic number, because the mean of its divisors is an integer number (1025483200).

Almost surely, 213468429471 is an apocalyptic number.

13468429471 is a deficient number, since it is larger than the sum of its proper divisors (2939301729).

13468429471 is a wasteful number, since it uses less digits than its factorization.

13468429471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281958.

The product of its digits is 1161216, while the sum is 49.

It can be divided in two parts, 13468429 and 471, that added together give a square (13468900 = 36702).

The spelling of 13468429471 in words is "thirteen billion, four hundred sixty-eight million, four hundred twenty-nine thousand, four hundred seventy-one".

Divisors: 1 7 19 79 133 553 1501 10507 1281853 8972971 24355207 101266387 170486449 708864709 1924061353 13468429471