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3213404141 = 17189023773
BaseRepresentation
bin1011111110001000…
…1010011111101101
322021221120211210012
42333202022133231
523040112413031
61250510223005
7142426325123
oct27742123755
98257524705
103213404141
1113a9979102
127581b4a65
133c298298c
14226ab7913
1513c199b2b
hexbf88a7ed

3213404141 has 4 divisors (see below), whose sum is σ = 3402427932. Its totient is φ = 3024380352.

The previous prime is 3213404119. The next prime is 3213404153. The reversal of 3213404141 is 1414043123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2639801641 + 573602500 = 51379^2 + 23950^2 .

It is a cyclic number.

It is not a de Polignac number, because 3213404141 - 214 = 3213387757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213404101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94511870 + ... + 94511903.

It is an arithmetic number, because the mean of its divisors is an integer number (850606983).

Almost surely, 23213404141 is an apocalyptic number.

It is an amenable number.

3213404141 is a deficient number, since it is larger than the sum of its proper divisors (189023791).

3213404141 is a wasteful number, since it uses less digits than its factorization.

3213404141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189023790.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 3213404141 is about 56686.8956726332. The cubic root of 3213404141 is about 1475.6672864698.

Adding to 3213404141 its reverse (1414043123), we get a palindrome (4627447264).

The spelling of 3213404141 in words is "three billion, two hundred thirteen million, four hundred four thousand, one hundred forty-one".

Divisors: 1 17 189023773 3213404141