Search a number
-
+
29013975207 = 327361715233
BaseRepresentation
bin11011000001010111…
…100010000010100111
32202220000220122122100
4123001113202002213
5433410034201312
621155010103143
72044664502000
oct330127420247
982800818570
1029013975207
11113396a6008
12575887aab3
13297500bc89
1415934d81a7
15b4c2a85dc
hex6c15e20a7

29013975207 has 48 divisors (see below), whose sum is σ = 48955982400. Its totient is φ = 16551456768.

The previous prime is 29013975103. The next prime is 29013975227. The reversal of 29013975207 is 70257931092.

29013975207 is a `hidden beast` number, since 2 + 90 + 1 + 39 + 7 + 520 + 7 = 666.

It is not a de Polignac number, because 29013975207 - 27 = 29013975079 is a prime.

It is a super-3 number, since 3×290139752073 (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29013975227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1897063 + ... + 1912295.

It is an arithmetic number, because the mean of its divisors is an integer number (1019916300).

Almost surely, 229013975207 is an apocalyptic number.

29013975207 is a deficient number, since it is larger than the sum of its proper divisors (19942007193).

29013975207 is a wasteful number, since it uses less digits than its factorization.

29013975207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15877 (or 15860 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The spelling of 29013975207 in words is "twenty-nine billion, thirteen million, nine hundred seventy-five thousand, two hundred seven".

Divisors: 1 3 7 9 21 49 63 147 343 441 617 1029 1851 3087 4319 5553 12957 15233 30233 38871 45699 90699 106631 137097 211631 272097 319893 634893 746417 959679 1904679 2239251 5224919 6717753 9398761 15674757 28196283 47024271 65791327 84588849 197373981 460539289 592121943 1381617867 3223775023 4144853601 9671325069 29013975207