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1220232010 = 25122023201
BaseRepresentation
bin100100010111011…
…0100001101001010
310011001002012122011
41020232310031022
54444334411020
6321025450134
742144541504
oct11056641512
93131065564
101220232010
11576875408
122a07a094a
13165a5939a
14b80b8d74
15721d535a
hex48bb434a

1220232010 has 8 divisors (see below), whose sum is σ = 2196417636. Its totient is φ = 488092800.

The previous prime is 1220232007. The next prime is 1220232017. The reversal of 1220232010 is 102320221.

1220232010 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1182740881 + 37491129 = 34391^2 + 6123^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1220232017) 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, 61011591 + ... + 61011610.

Almost surely, 21220232010 is an apocalyptic number.

1220232010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220232010 is a deficient number, since it is larger than the sum of its proper divisors (976185626).

1220232010 is a wasteful number, since it uses less digits than its factorization.

1220232010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122023208.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1220232010 is about 34931.8194487490. The cubic root of 1220232010 is about 1068.5974607142.

Adding to 1220232010 its reverse (102320221), we get a palindrome (1322552231).

The spelling of 1220232010 in words is "one billion, two hundred twenty million, two hundred thirty-two thousand, ten".

Divisors: 1 2 5 10 122023201 244046402 610116005 1220232010