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2031030311926 = 2711831098531709
BaseRepresentation
bin11101100011100010110…
…101110001101111110110
321012011102222212000121011
4131203202311301233312
5231234022224440201
64153013100142434
7266510552542540
oct35434265615766
97164388760534
102031030311926
1171339a731480
12289763b37a1a
131196aa21a5a5
1470433a96690
1537c722c4151
hex1d8e2d71bf6

2031030311926 has 128 divisors (see below), whose sum is σ = 3886139980800. Its totient is φ = 773243573760.

The previous prime is 2031030311923. The next prime is 2031030311927. The reversal of 2031030311926 is 6291130301302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031030311923) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1188431160 + ... + 1188432868.

It is an arithmetic number, because the mean of its divisors is an integer number (30360468600).

Almost surely, 22031030311926 is an apocalyptic number.

2031030311926 is a deficient number, since it is larger than the sum of its proper divisors (1855109668874).

2031030311926 is a wasteful number, since it uses less digits than its factorization.

2031030311926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774.

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 2031030311926 in words is "two trillion, thirty-one billion, thirty million, three hundred eleven thousand, nine hundred twenty-six".

Divisors: 1 2 7 11 14 22 77 83 109 154 166 218 581 763 853 913 1162 1199 1526 1706 1709 1826 2398 3418 5971 6391 8393 9047 9383 11942 11963 12782 16786 18094 18766 18799 23926 37598 63329 65681 70799 92977 99517 126658 131362 131593 141598 141847 185954 186281 199034 263186 283694 372562 495593 650839 696619 778789 991186 992929 1022747 1301678 1303967 1393238 1457777 1557578 1560317 1985858 2045494 2049091 2607934 2915554 3120634 4098182 5451523 7159229 7717091 10204439 10903046 10922219 14318458 14343637 15434182 15461323 16035547 20408878 21844438 28687274 30922646 32071094 54019637 84888001 108039274 108229261 112248829 120995491 158897693 169776002 170074553 216458522 224497658 241990982 317795386 340149106 594216007 846968437 1112283851 1188432014 1190521871 1330950401 1693936874 1747874623 2224567702 2381043742 2661900802 3495749246 9316652807 12235122361 13188508519 18633305614 24470244722 26377017038 92319559633 145073593709 184639119266 290147187418 1015515155963 2031030311926