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12928106470 = 254131531967
BaseRepresentation
bin11000000101001001…
…10011111111100110
31020100222111212002011
430002210303333212
5202434043401340
65534502104434
7635241043336
oct140244637746
936328455064
1012928106470
115534640814
12260971b11a
1312b051c356
148a8db30c6
15509ea00ea
hex302933fe6

12928106470 has 16 divisors (see below), whose sum is σ = 23838167808. Its totient is φ = 5045114560.

The previous prime is 12928106453. The next prime is 12928106479. The reversal of 12928106470 is 7460182921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12928106479) 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, 15765574 + ... + 15766393.

It is an arithmetic number, because the mean of its divisors is an integer number (1489885488).

Almost surely, 212928106470 is an apocalyptic number.

12928106470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12928106470 is a deficient number, since it is larger than the sum of its proper divisors (10910061338).

12928106470 is a wasteful number, since it uses less digits than its factorization.

12928106470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31532015.

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 12928106470 in words is "twelve billion, nine hundred twenty-eight million, one hundred six thousand, four hundred seventy".

Divisors: 1 2 5 10 41 82 205 410 31531967 63063934 157659835 315319670 1292810647 2585621294 6464053235 12928106470