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55301461 = 433127717
BaseRepresentation
bin1101001011110…
…1010101010101
310212001121100021
43102331111111
5103124121321
65253145141
71241024515
oct322752525
9125047307
1055301461
1129241896
121662b1b1
13b5c3477
1474b7845
154cc5941
hex34bd555

55301461 has 4 divisors (see below), whose sum is σ = 55429612. Its totient is φ = 55173312.

The previous prime is 55301447. The next prime is 55301479. The reversal of 55301461 is 16410355.

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 29484900 + 25816561 = 5430^2 + 5081^2 .

It is a cyclic number.

It is not a de Polignac number, because 55301461 - 25 = 55301429 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 (55301431) 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, 63426 + ... + 64291.

It is an arithmetic number, because the mean of its divisors is an integer number (13857403).

Almost surely, 255301461 is an apocalyptic number.

It is an amenable number.

55301461 is a deficient number, since it is larger than the sum of its proper divisors (128151).

55301461 is a wasteful number, since it uses less digits than its factorization.

55301461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128150.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 55301461 is about 7436.4952094384. The cubic root of 55301461 is about 380.9887937221.

The spelling of 55301461 in words is "fifty-five million, three hundred one thousand, four hundred sixty-one".

Divisors: 1 433 127717 55301461