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131651006630 = 251113237156377
BaseRepresentation
bin111101010011100000…
…0101111000010100110
3110120210222121001221112
41322213000233002212
54124110124203010
6140251333545022
712340302043523
oct1724700570246
9416728531845
10131651006630
1150918619920
12216217a5172
13c550c58c30
14652c87a14a
153657c8aa05
hex1ea702f0a6

131651006630 has 128 divisors (see below), whose sum is σ = 294601660416. Its totient is φ = 41673139200.

The previous prime is 131651006629. The next prime is 131651006693. The reversal of 131651006630 is 36600156131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2307002 + ... + 2363378.

It is an arithmetic number, because the mean of its divisors is an integer number (2301575472).

Almost surely, 2131651006630 is an apocalyptic number.

131651006630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131651006630 is an abundant number, since it is smaller than the sum of its proper divisors (162950653786).

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

131651006630 is a wasteful number, since it uses less digits than its factorization.

131651006630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56502.

The product of its (nonzero) digits is 9720, while the sum is 32.

The spelling of 131651006630 in words is "one hundred thirty-one billion, six hundred fifty-one million, six thousand, six hundred thirty".

Divisors: 1 2 5 10 11 13 22 23 26 46 55 65 71 110 115 130 142 143 230 253 286 299 355 506 598 710 715 781 923 1265 1430 1495 1562 1633 1846 2530 2990 3266 3289 3905 4615 6578 7810 8165 9230 10153 16330 16445 17963 20306 21229 32890 35926 42458 50765 56377 89815 101530 106145 112754 179630 212290 233519 281885 467038 563770 620147 732901 1167595 1240294 1296671 1465802 2335190 2593342 3100735 3664505 4002767 6201470 6483355 7329010 8005534 8061911 12966710 14263381 16123822 16856723 20013835 28526762 33713446 40027670 40309555 44030437 52035971 71316905 80619110 84283615 88060874 92063641 104071942 142633810 168567230 184127282 185423953 220152185 260179855 370847906 440304370 460318205 520359710 572395681 920636410 927119765 1012700051 1144791362 1196827333 1854239530 2025400102 2393654666 2861978405 5063500255 5723956810 5984136665 10127000510 11968273330 13165100663 26330201326 65825503315 131651006630