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1201204042 = 21075613103
BaseRepresentation
bin100011110011000…
…1110101101001010
310002201021111011121
41013212032231022
54430002012132
6315105545454
741524031413
oct10746165512
93081244147
101201204042
11567059415
1229634528a
13161b2652c
14b576480a
15706c7497
hex4798eb4a

1201204042 has 8 divisors (see below), whose sum is σ = 1818645696. Its totient is φ = 594988812.

The previous prime is 1201204033. The next prime is 1201204063. The reversal of 1201204042 is 2404021021.

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

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, 2806338 + ... + 2806765.

It is an arithmetic number, because the mean of its divisors is an integer number (227330712).

Almost surely, 21201204042 is an apocalyptic number.

1201204042 is a deficient number, since it is larger than the sum of its proper divisors (617441654).

1201204042 is a wasteful number, since it uses less digits than its factorization.

1201204042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5613212.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1201204042 is about 34658.3906435368. The cubic root of 1201204042 is about 1063.0138630314.

Adding to 1201204042 its reverse (2404021021), we get a palindrome (3605225063).

The spelling of 1201204042 in words is "one billion, two hundred one million, two hundred four thousand, forty-two".

Divisors: 1 2 107 214 5613103 11226206 600602021 1201204042