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3055550401 = 27211112291
BaseRepresentation
bin1011011000011111…
…1111111111000001
321212221120001011101
42312013333333001
522224210103101
61223111014401
7135501515131
oct26607777701
97787501141
103055550401
111328862272
1271336a401
133990640b7
1420db46ac1
1512d3b8401
hexb61fffc1

3055550401 has 4 divisors (see below), whose sum is σ = 3055689904. Its totient is φ = 3055410900.

The previous prime is 3055550339. The next prime is 3055550411. The reversal of 3055550401 is 1040555503.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1040555503 = 1380042731.

It is a cyclic number.

It is not a de Polignac number, because 3055550401 - 217 = 3055419329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3055550401.

It is not an unprimeable number, because it can be changed into a prime (3055550411) 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, 28935 + ... + 83356.

It is an arithmetic number, because the mean of its divisors is an integer number (763922476).

Almost surely, 23055550401 is an apocalyptic number.

It is an amenable number.

3055550401 is a deficient number, since it is larger than the sum of its proper divisors (139503).

3055550401 is a wasteful number, since it uses less digits than its factorization.

3055550401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139502.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 3055550401 is about 55277.0332145277. The cubic root of 3055550401 is about 1451.0971325541.

The spelling of 3055550401 in words is "three billion, fifty-five million, five hundred fifty thousand, four hundred one".

Divisors: 1 27211 112291 3055550401