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10681401357 = 3211107892943
BaseRepresentation
bin10011111001010100…
…10100000000001101
31000120101221102001200
421330222110000031
5133333414320412
64523523300113
7525460261554
oct117452240015
930511842050
1010681401357
114591410a30
1220a121a639
131012c17243
14734858d9b
15427b099dc
hex27ca9400d

10681401357 has 12 divisors (see below), whose sum is σ = 16831299264. Its totient is φ = 6473576520.

The previous prime is 10681401347. The next prime is 10681401371. The reversal of 10681401357 is 75310418601.

It is not a de Polignac number, because 10681401357 - 27 = 10681401229 is a prime.

It is a super-2 number, since 2×106814013572 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10681401317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53946373 + ... + 53946570.

It is an arithmetic number, because the mean of its divisors is an integer number (1402608272).

Almost surely, 210681401357 is an apocalyptic number.

It is an amenable number.

10681401357 is a deficient number, since it is larger than the sum of its proper divisors (6149897907).

10681401357 is a wasteful number, since it uses less digits than its factorization.

10681401357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107892960 (or 107892957 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

Adding to 10681401357 its reverse (75310418601), we get a palindrome (85991819958).

The spelling of 10681401357 in words is "ten billion, six hundred eighty-one million, four hundred one thousand, three hundred fifty-seven".

Divisors: 1 3 9 11 33 99 107892943 323678829 971036487 1186822373 3560467119 10681401357