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8010212001 = 311236722351
BaseRepresentation
bin1110111010111001…
…00010001010100001
3202200020121221010120
413131130202022201
5112401103241001
63402502350453
7402333451521
oct73534421241
922606557116
108010212001
113440612920
12167672b429
139a86aa31c
1455dba5681
1531d366236
hex1dd7222a1

8010212001 has 48 divisors (see below), whose sum is σ = 12347209728. Its totient is φ = 4572348000.

The previous prime is 8010211999. The next prime is 8010212069. The reversal of 8010212001 is 1002120108.

It is not a de Polignac number, because 8010212001 - 21 = 8010211999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8010212101) 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, 3405976 + ... + 3408326.

It is an arithmetic number, because the mean of its divisors is an integer number (257233536).

Almost surely, 28010212001 is an apocalyptic number.

It is an amenable number.

8010212001 is a deficient number, since it is larger than the sum of its proper divisors (4336997727).

8010212001 is a wasteful number, since it uses less digits than its factorization.

8010212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522 (or 2455 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 8010212001 is about 89499.7877148320. The cubic root of 8010212001 is about 2000.8506382393.

Adding to 8010212001 its reverse (1002120108), we get a palindrome (9012332109).

The spelling of 8010212001 in words is "eight billion, ten million, two hundred twelve thousand, one".

Divisors: 1 3 11 23 33 67 69 201 253 737 759 1541 2211 2351 4489 4623 7053 13467 16951 25861 49379 50853 54073 77583 103247 148137 157517 162219 309741 472551 594803 1135717 1732687 1784409 3407151 3622891 5198061 10553639 10868673 31660917 39851801 116090029 119555403 242733697 348270087 728201091 2670070667 8010212001