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10693180974 = 2371327191861
BaseRepresentation
bin10011111010101110…
…01111111000101110
31000121020002212122210
421331113033320232
5133344423242344
64525023551250
7525662352510
oct117527177056
930536085583
1010693180974
114598027153
1220a515b526
1310154acb28
14736243bb0
15428b84db9
hex27d5cfe2e

10693180974 has 32 divisors (see below), whose sum is σ = 24460102656. Its totient is φ = 3052876320.

The previous prime is 10693180921. The next prime is 10693181003. The reversal of 10693180974 is 47908139601.

It is a happy number.

It is a super-2 number, since 2×106931809742 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40197 + ... + 151664.

It is an arithmetic number, because the mean of its divisors is an integer number (764378208).

Almost surely, 210693180974 is an apocalyptic number.

10693180974 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10693180974 is an abundant number, since it is smaller than the sum of its proper divisors (13766921682).

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

10693180974 is a wasteful number, since it uses less digits than its factorization.

10693180974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193200.

The product of its (nonzero) digits is 326592, while the sum is 48.

The spelling of 10693180974 in words is "ten billion, six hundred ninety-three million, one hundred eighty thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 7 14 21 42 1327 2654 3981 7962 9289 18578 27867 55734 191861 383722 575583 1151166 1343027 2686054 4029081 8058162 254599547 509199094 763798641 1527597282 1782196829 3564393658 5346590487 10693180974