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3213101129 = 76119139397
BaseRepresentation
bin1011111110000100…
…0000100001001001
322021221000110010112
42333201000201021
523040023214004
61250455524105
7142423623530
oct27741004111
98257013115
103213101129
1113a9791487
12758089635
133c28a7a94
14226a39317
1513c139e6e
hexbf840849

3213101129 has 16 divisors (see below), whose sum is σ = 3751950336. Its totient is φ = 2694686400.

The previous prime is 3213101093. The next prime is 3213101149. The reversal of 3213101129 is 9211013123.

It is not a de Polignac number, because 3213101129 - 228 = 2944665673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3213101149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61859 + ... + 101255.

It is an arithmetic number, because the mean of its divisors is an integer number (234496896).

Almost surely, 23213101129 is an apocalyptic number.

It is an amenable number.

3213101129 is a deficient number, since it is larger than the sum of its proper divisors (538849207).

3213101129 is a wasteful number, since it uses less digits than its factorization.

3213101129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39656.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 3213101129 is about 56684.2229284304. Note that the first 3 decimals coincide. The cubic root of 3213101129 is about 1475.6209017086.

The spelling of 3213101129 in words is "three billion, two hundred thirteen million, one hundred one thousand, one hundred twenty-nine".

Divisors: 1 7 61 191 427 1337 11651 39397 81557 275779 2403217 7524827 16822519 52673789 459014447 3213101129