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1201301300 = 225212013013
BaseRepresentation
bin100011110011010…
…0110011100110100
310002201110102120202
41013212212130310
54430013120200
6315112020032
741524615103
oct10746463464
93081412522
101201301300
115671154a1
12296391618
13161b5b894
14b578c03a
15706e61d5
hex479a6734

1201301300 has 18 divisors (see below), whose sum is σ = 2606824038. Its totient is φ = 480520480.

The previous prime is 1201301267. The next prime is 1201301371. The reversal of 1201301300 is 31031021.

It can be written as a sum of positive squares in 3 ways, for example, as 302620816 + 898680484 = 17396^2 + 29978^2 .

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, 6006407 + ... + 6006606.

Almost surely, 21201301300 is an apocalyptic number.

1201301300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201301300 is an abundant number, since it is smaller than the sum of its proper divisors (1405522738).

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

1201301300 is a wasteful number, since it uses less digits than its factorization.

1201301300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12013027 (or 12013020 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1201301300 is about 34659.7937097150. The cubic root of 1201301300 is about 1063.0425519714.

Adding to 1201301300 its reverse (31031021), we get a palindrome (1232332321).

The spelling of 1201301300 in words is "one billion, two hundred one million, three hundred one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 12013013 24026026 48052052 60065065 120130130 240260260 300325325 600650650 1201301300