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4212379386 = 232317549067
BaseRepresentation
bin1111101100010011…
…1100111011111010
3101212120100001012100
43323010330323322
532111332120021
61533553524230
7206246430315
oct37304747372
911776301170
104212379386
111871861a86
12996873676
135219215a7
142bd63997c
15199c27626
hexfb13cefa

4212379386 has 24 divisors (see below), whose sum is σ = 9421236864. Its totient is φ = 1358831880.

The previous prime is 4212379349. The next prime is 4212379387. The reversal of 4212379386 is 6839732124.

It is not an unprimeable number, because it can be changed into a prime (4212379387) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3773976 + ... + 3775091.

It is an arithmetic number, because the mean of its divisors is an integer number (392551536).

Almost surely, 24212379386 is an apocalyptic number.

4212379386 is an abundant number, since it is smaller than the sum of its proper divisors (5208857478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4212379386 is a wasteful number, since it uses less digits than its factorization.

4212379386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7549106 (or 7549103 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 4212379386 is about 64902.8457465464. The cubic root of 4212379386 is about 1615.0122701928.

The spelling of 4212379386 in words is "four billion, two hundred twelve million, three hundred seventy-nine thousand, three hundred eighty-six".

Divisors: 1 2 3 6 9 18 31 62 93 186 279 558 7549067 15098134 22647201 45294402 67941603 135883206 234021077 468042154 702063231 1404126462 2106189693 4212379386