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34214321431 = 172817162303
BaseRepresentation
bin11111110111010101…
…010001110100010111
310021022110021121120001
4133313111101310113
51030032331241211
623415015352131
72320601635153
oct376725216427
9107273247501
1034214321431
1113568102104
12676a382647
1332c3516614
14192802c063
15d53ad6ac1
hex7f7551d17

34214321431 has 8 divisors (see below), whose sum is σ = 36355855104. Its totient is φ = 32087112960.

The previous prime is 34214321429. The next prime is 34214321507. The reversal of 34214321431 is 13412341243.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 34214321431 - 21 = 34214321429 is a prime.

It is a super-2 number, since 2×342143214312 (a number of 22 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 34214321431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34214421431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3576375 + ... + 3585928.

It is an arithmetic number, because the mean of its divisors is an integer number (4544481888).

Almost surely, 234214321431 is an apocalyptic number.

34214321431 is a deficient number, since it is larger than the sum of its proper divisors (2141533673).

34214321431 is a wasteful number, since it uses less digits than its factorization.

34214321431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7162601.

The product of its digits is 6912, while the sum is 28.

Adding to 34214321431 its reverse (13412341243), we get a palindrome (47626662674).

The spelling of 34214321431 in words is "thirty-four billion, two hundred fourteen million, three hundred twenty-one thousand, four hundred thirty-one".

Divisors: 1 17 281 4777 7162303 121759151 2012607143 34214321431