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1242418070 = 25415929873
BaseRepresentation
bin100101000001101…
…1100101110010110
310012120211101012002
41022003130232112
510021024334240
6323141155302
742534244055
oct11203345626
93176741162
101242418070
115883490a3
122a80bbb32
1316a52682a
14bb01239c
1574118d15
hex4a0dcb96

1242418070 has 16 divisors (see below), whose sum is σ = 2236965120. Its totient is φ = 496831104.

The previous prime is 1242418063. The next prime is 1242418081. The reversal of 1242418070 is 708142421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26654 + ... + 56526.

It is an arithmetic number, because the mean of its divisors is an integer number (139810320).

Almost surely, 21242418070 is an apocalyptic number.

1242418070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1242418070 is a deficient number, since it is larger than the sum of its proper divisors (994547050).

1242418070 is a wasteful number, since it uses less digits than its factorization.

1242418070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34039.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 1242418070 is about 35247.9512879827. The cubic root of 1242418070 is about 1075.0349568586.

The spelling of 1242418070 in words is "one billion, two hundred forty-two million, four hundred eighteen thousand, seventy".

Divisors: 1 2 5 10 4159 8318 20795 29873 41590 59746 149365 298730 124241807 248483614 621209035 1242418070