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190396376190 = 23252115515291
BaseRepresentation
bin1011000101010010000…
…0100010010001111110
3200012110001101001021200
42301110200202101332
511104412433014230
6223244503040330
716520125331526
oct2612440422176
9605401331250
10190396376190
1173823877519
1230a974400a6
1314c537a4a37
14930285c686
154e452b1160
hex2c5482247e

190396376190 has 24 divisors (see below), whose sum is σ = 495030578328. Its totient is φ = 50772366960.

The previous prime is 190396376141. The next prime is 190396376231. The reversal of 190396376190 is 91673693091.

190396376190 is a `hidden beast` number, since 19 + 0 + 3 + 9 + 6 + 3 + 7 + 619 + 0 = 666.

It is a super-2 number, since 2×1903963761902 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1057757556 + ... + 1057757735.

It is an arithmetic number, because the mean of its divisors is an integer number (20626274097).

Almost surely, 2190396376190 is an apocalyptic number.

190396376190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

190396376190 is an abundant number, since it is smaller than the sum of its proper divisors (304634202138).

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

190396376190 is a wasteful number, since it uses less digits than its factorization.

190396376190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115515304 (or 2115515301 counting only the distinct ones).

The product of its (nonzero) digits is 1653372, while the sum is 54.

The spelling of 190396376190 in words is "one hundred ninety billion, three hundred ninety-six million, three hundred seventy-six thousand, one hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2115515291 4231030582 6346545873 10577576455 12693091746 19039637619 21155152910 31732729365 38079275238 63465458730 95198188095 190396376190