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1002023130 = 235261712763
BaseRepresentation
bin111011101110011…
…010100011011010
32120211111001022210
4323232122203122
54023004220010
6243232455550
733555025143
oct7356324332
92524431283
101002023130
11474685899
1223b6aa5b6
1312c797cc4
1497116aca
155ce80b20
hex3bb9a8da

1002023130 has 32 divisors (see below), whose sum is σ = 2405962944. Its totient is φ = 267083136.

The previous prime is 1002023119. The next prime is 1002023147. The reversal of 1002023130 is 313202001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72129 + ... + 84891.

It is an arithmetic number, because the mean of its divisors is an integer number (75186342).

Almost surely, 21002023130 is an apocalyptic number.

1002023130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002023130 is an abundant number, since it is smaller than the sum of its proper divisors (1403939814).

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

1002023130 is a wasteful number, since it uses less digits than its factorization.

1002023130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15390.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1002023130 is about 31654.7489328221. The cubic root of 1002023130 is about 1000.6739223932.

Adding to 1002023130 its reverse (313202001), we get a palindrome (1315225131).

The spelling of 1002023130 in words is "one billion, two million, twenty-three thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 2617 5234 7851 12763 13085 15702 25526 26170 38289 39255 63815 76578 78510 127630 191445 382890 33400771 66801542 100202313 167003855 200404626 334007710 501011565 1002023130