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10154551144 = 2329179439557
BaseRepresentation
bin10010111010100001…
…00010011101101000
3222012200120122102211
421131100202131220
5131244031114034
64355343134504
7506432155243
oct113520423550
928180518384
1010154551144
114340a85631
121b748a4434
13c5aa20a5a
146c48b425a
153e673ad64
hex25d422768

10154551144 has 64 divisors (see below), whose sum is σ = 19887120000. Its totient is φ = 4854974208.

The previous prime is 10154551117. The next prime is 10154551157. The reversal of 10154551144 is 44115545101.

It is a super-2 number, since 2×101545511442 (a number of 21 digits) contains 22 as substring.

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, 18230514 + ... + 18231070.

It is an arithmetic number, because the mean of its divisors is an integer number (310736250).

Almost surely, 210154551144 is an apocalyptic number.

It is an amenable number.

10154551144 is a deficient number, since it is larger than the sum of its proper divisors (9732568856).

10154551144 is a wasteful number, since it uses less digits than its factorization.

10154551144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210 (or 1206 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 31.

The spelling of 10154551144 in words is "ten billion, one hundred fifty-four million, five hundred fifty-one thousand, one hundred forty-four".

Divisors: 1 2 4 8 29 58 116 179 232 358 439 557 716 878 1114 1432 1756 2228 3512 4456 5191 10382 12731 16153 20764 25462 32306 41528 50924 64612 78581 99703 101848 129224 157162 199406 244523 314324 398812 489046 628648 797624 978092 1956184 2278849 2891387 4557698 5782774 7091167 9115396 11565548 14182334 18230792 23131096 28364668 43769617 56729336 87539234 175078468 350156936 1269318893 2538637786 5077275572 10154551144