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190541708 = 2276805061
BaseRepresentation
bin10110101101101…
…10111110001100
3111021112112002022
423112312332030
5342234313313
630523545312
74502402120
oct1326667614
9437475068
10190541708
1198612895
125398b238
1330625196
141b43d580
1511adbc08
hexb5b6f8c

190541708 has 12 divisors (see below), whose sum is σ = 381083472. Its totient is φ = 81660720.

The previous prime is 190541707. The next prime is 190541723. The reversal of 190541708 is 807145091.

190541708 is an admirable number.

It is a super-2 number, since 2×1905417082 = 72612284975114528, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (190541707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3402503 + ... + 3402558.

It is an arithmetic number, because the mean of its divisors is an integer number (31756956).

Almost surely, 2190541708 is an apocalyptic number.

It is an amenable number.

190541708 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

190541708 is a wasteful number, since it uses less digits than its factorization.

190541708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6805072 (or 6805070 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 190541708 is about 13803.6845805749. The cubic root of 190541708 is about 575.4355444855.

Adding to 190541708 its reverse (807145091), we get a palindrome (997686799).

The spelling of 190541708 in words is "one hundred ninety million, five hundred forty-one thousand, seven hundred eight".

Divisors: 1 2 4 7 14 28 6805061 13610122 27220244 47635427 95270854 190541708