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34210007909 = 711444285817
BaseRepresentation
bin11111110111000100…
…110100101101100101
310021022011011110111222
4133313010310231211
51030030230223114
623414343110125
72320520161250
oct376704645545
9107264143458
1034210007909
1113565726310
126768a42345
1332c266613c
141927628097
15d5353398e
hex7f7134b65

34210007909 has 8 divisors (see below), whose sum is σ = 42651438528. Its totient is φ = 26657148960.

The previous prime is 34210007869. The next prime is 34210007939. The reversal of 34210007909 is 90970001243.

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 34210007909 - 232 = 29915040613 is a prime.

It is a super-2 number, since 2×342100079092 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34210007939) 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, 222142832 + ... + 222142985.

It is an arithmetic number, because the mean of its divisors is an integer number (5331429816).

Almost surely, 234210007909 is an apocalyptic number.

It is an amenable number.

34210007909 is a deficient number, since it is larger than the sum of its proper divisors (8441430619).

34210007909 is a wasteful number, since it uses less digits than its factorization.

34210007909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444285835.

The product of its (nonzero) digits is 13608, while the sum is 35.

The spelling of 34210007909 in words is "thirty-four billion, two hundred ten million, seven thousand, nine hundred nine".

Divisors: 1 7 11 77 444285817 3110000719 4887143987 34210007909