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11807929706 = 273923113457
BaseRepresentation
bin10101111111100111…
…01011010101101010
31010110220200222102212
422333303223111222
5143140312222311
65231404525122
7565416514016
oct127763532552
933426628385
1011807929706
11500a2a53a1
1223565507a2
131162425971
14800301546
15491980c8b
hex2bfceb56a

11807929706 has 16 divisors (see below), whose sum is σ = 17748669120. Its totient is φ = 5891719680.

The previous prime is 11807929703. The next prime is 11807929723. The reversal of 11807929706 is 60792970811.

It is not an unprimeable number, because it can be changed into a prime (11807929703) 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, 3413930 + ... + 3417386.

It is an arithmetic number, because the mean of its divisors is an integer number (1109291820).

Almost surely, 211807929706 is an apocalyptic number.

11807929706 is a deficient number, since it is larger than the sum of its proper divisors (5940739414).

11807929706 is a wasteful number, since it uses less digits than its factorization.

11807929706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6509.

The product of its (nonzero) digits is 381024, while the sum is 50.

The spelling of 11807929706 in words is "eleven billion, eight hundred seven million, nine hundred twenty-nine thousand, seven hundred six".

Divisors: 1 2 739 1478 2311 3457 4622 6914 1707829 2554723 3415658 5109446 7989127 15978254 5903964853 11807929706