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13431034 = 223291979
BaseRepresentation
bin110011001111…
…000011111010
3221021100220201
4303033003322
511414243114
61155512414
7222106351
oct63170372
927240821
1013431034
117643a31
1245b870a
132a23476
141ad8998
1512a4874
hexccf0fa

13431034 has 8 divisors (see below), whose sum is σ = 21022560. Its totient is φ = 6423516.

The previous prime is 13431017. The next prime is 13431053. The reversal of 13431034 is 43013431.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145944 + ... + 146035.

It is an arithmetic number, because the mean of its divisors is an integer number (2627820).

Almost surely, 213431034 is an apocalyptic number.

13431034 is a deficient number, since it is larger than the sum of its proper divisors (7591526).

13431034 is a wasteful number, since it uses less digits than its factorization.

13431034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292004.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 13431034 is about 3664.8375134513. The cubic root of 13431034 is about 237.7039961071.

Adding to 13431034 its reverse (43013431), we get a palindrome (56444465).

The spelling of 13431034 in words is "thirteen million, four hundred thirty-one thousand, thirty-four".

Divisors: 1 2 23 46 291979 583958 6715517 13431034