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1201238104 = 231113650433
BaseRepresentation
bin100011110011001…
…0111000001011000
310002201100012220011
41013212113001120
54430004104404
6315110411304
741524232623
oct10746270130
93081305804
101201238104
11567081a70
12296360b34
13161b38ba1
14b5772dba
15706d2604
hex47997058

1201238104 has 16 divisors (see below), whose sum is σ = 2457078120. Its totient is φ = 546017280.

The previous prime is 1201238099. The next prime is 1201238161. The reversal of 1201238104 is 4018321021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6825129 + ... + 6825304.

Almost surely, 21201238104 is an apocalyptic number.

It is an amenable number.

1201238104 is an abundant number, since it is smaller than the sum of its proper divisors (1255840016).

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

1201238104 is a wasteful number, since it uses less digits than its factorization.

1201238104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13650450 (or 13650446 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1201238104 is about 34658.8820362112. The cubic root of 1201238104 is about 1063.0239107376.

Adding to 1201238104 its reverse (4018321021), we get a palindrome (5219559125).

The spelling of 1201238104 in words is "one billion, two hundred one million, two hundred thirty-eight thousand, one hundred four".

Divisors: 1 2 4 8 11 22 44 88 13650433 27300866 54601732 109203464 150154763 300309526 600619052 1201238104