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13961048750 = 254111015349
BaseRepresentation
bin11010000000010010…
…01011001010101110
31100000222011202111122
431000021023022232
5212043012030000
610225201420542
71002652646015
oct150011131256
940028152448
1013961048750
115a14714620
12285763a752
1314165217bc
14966257a7c
1556a9dc085
hex34024b2ae

13961048750 has 40 divisors (see below), whose sum is σ = 28547580600. Its totient is φ = 5076740000.

The previous prime is 13961048749. The next prime is 13961048753. The reversal of 13961048750 is 5784016931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13961048753) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 493925 + ... + 521424.

It is an arithmetic number, because the mean of its divisors is an integer number (713689515).

Almost surely, 213961048750 is an apocalyptic number.

13961048750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13961048750 is an abundant number, since it is smaller than the sum of its proper divisors (14586531850).

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

13961048750 is a wasteful number, since it uses less digits than its factorization.

13961048750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015382 (or 1015367 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 13961048750 in words is "thirteen billion, nine hundred sixty-one million, forty-eight thousand, seven hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 125 250 275 550 625 1250 1375 2750 6875 13750 1015349 2030698 5076745 10153490 11168839 22337678 25383725 50767450 55844195 111688390 126918625 253837250 279220975 558441950 634593125 1269186250 1396104875 2792209750 6980524375 13961048750