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31770002679093 = 3278946112290959
BaseRepresentation
bin1110011100101000001111…
…01110010110010100110101
311011111011221010000010121100
413032110013232112110311
513131004431141212333
6151322534315240313
76456210166050210
oct716240756262465
9134434833003540
1031770002679093
11a1396452a7538
1236912a5749099
131495b8aa19913
147bb967c0a777
153a1626087213
hex1ce507b96535

31770002679093 has 48 divisors (see below), whose sum is σ = 53150044147200. Its totient is φ = 17911367274240.

The previous prime is 31770002679029. The next prime is 31770002679137. The reversal of 31770002679093 is 39097620007713.

It is a happy number.

It is not a de Polignac number, because 31770002679093 - 26 = 31770002679029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31770002679593) 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, 3560653 + ... + 8730306.

It is an arithmetic number, because the mean of its divisors is an integer number (1107292586400).

Almost surely, 231770002679093 is an apocalyptic number.

It is an amenable number.

31770002679093 is a deficient number, since it is larger than the sum of its proper divisors (21380041468107).

31770002679093 is a wasteful number, since it uses less digits than its factorization.

31770002679093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12291522 (or 12291519 counting only the distinct ones).

The product of its (nonzero) digits is 3000564, while the sum is 54.

The spelling of 31770002679093 in words is "thirty-one trillion, seven hundred seventy billion, two million, six hundred seventy-nine thousand, ninety-three".

Divisors: 1 3 7 9 21 63 89 267 461 623 801 1383 1869 3227 4149 5607 9681 29043 41029 123087 287203 369261 861609 2584827 12290959 36872877 86036713 110618631 258110139 774330417 1093895351 3281686053 5666132099 7657267457 9845058159 16998396297 22971802371 39662924693 50995188891 68915407113 118988774079 356966322237 504285756811 1512857270433 3530000297677 4538571811299 10590000893031 31770002679093