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5461812 = 2232151717
BaseRepresentation
bin10100110101011100110100
3101021111012100
4110311130310
52344234222
6313022100
764265436
oct24653464
911244170
105461812
1130a05a4
1219b4930
131193055
14a22656
1572d4ac
hex535734

5461812 has 18 divisors (see below), whose sum is σ = 13806338. Its totient is φ = 1820592.

The previous prime is 5461801. The next prime is 5461849. The reversal of 5461812 is 2181645.

It can be written as a sum of positive squares in only one way, i.e., 3370896 + 2090916 = 1836^2 + 1446^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75823 + ... + 75894.

Almost surely, 25461812 is an apocalyptic number.

It is an amenable number.

5461812 is an abundant number, since it is smaller than the sum of its proper divisors (8344526).

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

5461812 is a wasteful number, since it uses less digits than its factorization.

5461812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151727 (or 151722 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 5461812 is about 2337.0519891521. The cubic root of 5461812 is about 176.1079313875.

The spelling of 5461812 in words is "five million, four hundred sixty-one thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 151717 303434 455151 606868 910302 1365453 1820604 2730906 5461812