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1013024139 = 3537387277
BaseRepresentation
bin111100011000011…
…000010110001011
32121121011221212120
4330120120112023
54033313233024
6244304342323
734050364101
oct7430302613
92547157776
101013024139
1147a90a036
122433149a3
13131b4a38a
149877bc71
155de05479
hex3c61858b

1013024139 has 16 divisors (see below), whose sum is σ = 1395051552. Its totient is φ = 653522688.

The previous prime is 1013024113. The next prime is 1013024149. The reversal of 1013024139 is 9314203101.

It is not a de Polignac number, because 1013024139 - 28 = 1013023883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1013024149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32032 + ... + 55245.

It is an arithmetic number, because the mean of its divisors is an integer number (87190722).

Almost surely, 21013024139 is an apocalyptic number.

1013024139 is a deficient number, since it is larger than the sum of its proper divisors (382027413).

1013024139 is an equidigital number, since it uses as much as digits as its factorization.

1013024139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87406.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1013024139 is about 31828.0401375894. The cubic root of 1013024139 is about 1004.3226672905.

The spelling of 1013024139 in words is "one billion, thirteen million, twenty-four thousand, one hundred thirty-nine".

Divisors: 1 3 53 73 159 219 3869 11607 87277 261831 4625681 6371221 13877043 19113663 337674713 1013024139