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1013256204 = 223317873461
BaseRepresentation
bin111100011001010…
…001000000001100
32121121121202012120
4330121101000030
54033343144304
6244313332540
734052351502
oct7431210014
92547552176
101013256204
1147aa58424
12243407150
13131bcbbac
14987dc672
155de4e0d9
hex3c65100c

1013256204 has 48 divisors (see below), whose sum is σ = 2444338176. Its totient is φ = 326347200.

The previous prime is 1013256203. The next prime is 1013256227. The reversal of 1013256204 is 4026523101.

It is not an unprimeable number, because it can be changed into a prime (1013256203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291034 + ... + 294494.

It is an arithmetic number, because the mean of its divisors is an integer number (50923712).

Almost surely, 21013256204 is an apocalyptic number.

It is an amenable number.

1013256204 is an abundant number, since it is smaller than the sum of its proper divisors (1431081972).

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

1013256204 is a wasteful number, since it uses less digits than its factorization.

1013256204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4286 (or 4284 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1013256204 is about 31831.6855350137. The cubic root of 1013256204 is about 1004.3993519866.

Adding to 1013256204 its reverse (4026523101), we get a palindrome (5039779305).

The spelling of 1013256204 in words is "one billion, thirteen million, two hundred fifty-six thousand, two hundred four".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 787 1574 2361 3148 3461 4722 6922 9444 10383 13844 20766 24397 41532 48794 73191 97588 107291 146382 214582 292764 321873 429164 643746 1287492 2723807 5447614 8171421 10895228 16342842 32685684 84438017 168876034 253314051 337752068 506628102 1013256204