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190672728995 = 5726323098971
BaseRepresentation
bin1011000110010011111…
…0101111001110100011
3200020011022101020001202
42301210332233032203
511110444204311440
6223332134151415
716530022312040
oct2614476571643
9606138336052
10190672728995
117395586a471
1230b53ab256b
1314c98b132c8
14932b4381c7
154e5e69d615
hex2c64faf3a3

190672728995 has 32 divisors (see below), whose sum is σ = 262631255040. Its totient is φ = 130178954880.

The previous prime is 190672728907. The next prime is 190672729003. The reversal of 190672728995 is 599827276091.

It is not a de Polignac number, because 190672728995 - 222 = 190668534691 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21249860 + ... + 21258830.

It is an arithmetic number, because the mean of its divisors is an integer number (8207226720).

Almost surely, 2190672728995 is an apocalyptic number.

190672728995 is a deficient number, since it is larger than the sum of its proper divisors (71958526045).

190672728995 is a wasteful number, since it uses less digits than its factorization.

190672728995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11555.

The product of its (nonzero) digits is 34292160, while the sum is 65.

The spelling of 190672728995 in words is "one hundred ninety billion, six hundred seventy-two million, seven hundred twenty-eight thousand, nine hundred ninety-five".

Divisors: 1 5 7 35 263 1315 1841 2309 8971 9205 11545 16163 44855 62797 80815 313985 607267 2359373 3036335 4250869 11796865 16515611 20714039 21254345 82578055 103570195 144998273 724991365 5447792257 27238961285 38134545799 190672728995