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1201838230 = 25120183823
BaseRepresentation
bin100011110100010…
…1001100010010110
310002202110201010001
41013220221202112
54430132310410
6315131321514
741532312355
oct10750514226
93082421101
101201838230
1156745193a
122965b029a
13161cb90a8
14b588b99c
15707a033a
hex47a29896

1201838230 has 8 divisors (see below), whose sum is σ = 2163308832. Its totient is φ = 480735288.

The previous prime is 1201838221. The next prime is 1201838237. The reversal of 1201838230 is 328381021.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201838237) 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, 60091902 + ... + 60091921.

It is an arithmetic number, because the mean of its divisors is an integer number (270413604).

Almost surely, 21201838230 is an apocalyptic number.

1201838230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201838230 is a deficient number, since it is larger than the sum of its proper divisors (961470602).

1201838230 is a wasteful number, since it uses less digits than its factorization.

1201838230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120183830.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1201838230 is about 34667.5385627535. The cubic root of 1201838230 is about 1063.2009064771.

The spelling of 1201838230 in words is "one billion, two hundred one million, eight hundred thirty-eight thousand, two hundred thirty".

Divisors: 1 2 5 10 120183823 240367646 600919115 1201838230