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1012233201 = 37432131199
BaseRepresentation
bin111100010101010…
…111001111110001
32121112200202220120
4330111113033301
54033112430301
6244235400453
734040561130
oct7425271761
92545622816
101012233201
1147a419871
12242bb3129
13131931375
1498613917
155dceae36
hex3c5573f1

1012233201 has 48 divisors (see below), whose sum is σ = 1599206400. Its totient is φ = 557837280.

The previous prime is 1012233191. The next prime is 1012233203. The reversal of 1012233201 is 1023322101.

It is not a de Polignac number, because 1012233201 - 214 = 1012216817 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012233203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5086500 + ... + 5086698.

It is an arithmetic number, because the mean of its divisors is an integer number (33316800).

Almost surely, 21012233201 is an apocalyptic number.

It is an amenable number.

1012233201 is a deficient number, since it is larger than the sum of its proper divisors (586973199).

1012233201 is a wasteful number, since it uses less digits than its factorization.

1012233201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1012233201 is about 31815.6125353575. The cubic root of 1012233201 is about 1004.0612178484.

Adding to 1012233201 its reverse (1023322101), we get a palindrome (2035555302).

Subtracting 1012233201 from its reverse (1023322101), we obtain a square (11088900 = 33302).

The spelling of 1012233201 in words is "one billion, twelve million, two hundred thirty-three thousand, two hundred one".

Divisors: 1 3 7 21 43 129 131 199 301 393 597 903 917 1393 1849 2751 4179 5547 5633 8557 12943 16899 25671 26069 38829 39431 59899 78207 118293 179697 182483 242219 367951 547449 726657 1103853 1120967 1695533 2575657 3362901 5086599 7726971 7846769 23540307 48201581 144604743 337411067 1012233201