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203301010031 = 71717374313291
BaseRepresentation
bin1011110101010110101…
…1110011101001101111
3201102202101201100222012
42331111223303221233
511312330024310111
6233221210111435
720454663033650
oct2752553635157
9642671640865
10203301010031
1179246135969
123349911b57b
131622c196152
149ba8681527
15544d17648b
hex2f55af3a6f

203301010031 has 32 divisors (see below), whose sum is σ = 247784997888. Its totient is φ = 162827804160.

The previous prime is 203301010009. The next prime is 203301010051. The reversal of 203301010031 is 130010103302.

It is not a de Polignac number, because 203301010031 - 218 = 203300747887 is a prime.

It is a super-2 number, since 2×2033010100312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203301009988 and 203301010015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203301010051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15289496 + ... + 15302786.

It is an arithmetic number, because the mean of its divisors is an integer number (7743281184).

Almost surely, 2203301010031 is an apocalyptic number.

203301010031 is a deficient number, since it is larger than the sum of its proper divisors (44483987857).

203301010031 is a wasteful number, since it uses less digits than its factorization.

203301010031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14231.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 203301010031 its reverse (130010103302), we get a palindrome (333311113333).

The spelling of 203301010031 in words is "two hundred three billion, three hundred one million, ten thousand, thirty-one".

Divisors: 1 7 17 119 173 743 1211 2941 5201 12631 13291 20587 88417 93037 128539 225947 899773 1581629 2185163 2299343 9875213 15296141 16095401 39088831 69126491 167878621 273621817 1175150347 1708411849 11958882943 29043001433 203301010031