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13031140210 = 2511536773457
BaseRepresentation
bin11000010001011011…
…10110101101110010
31020122011101111210121
430020231312231302
5203141432441320
65553022320454
7640631602264
oct141055665562
936564344717
1013031140210
115587814570
12263812912a
1312c898596a
148b8953b34
155140538aa
hex308b76b72

13031140210 has 128 divisors (see below), whose sum is σ = 26881507584. Its totient is φ = 4507176960.

The previous prime is 13031140207. The next prime is 13031140217. The reversal of 13031140210 is 1204113031.

It is not an unprimeable number, because it can be changed into a prime (13031140217) 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, 28514302 + ... + 28514758.

It is an arithmetic number, because the mean of its divisors is an integer number (210011778).

Almost surely, 213031140210 is an apocalyptic number.

13031140210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13031140210 is an abundant number, since it is smaller than the sum of its proper divisors (13850367374).

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

13031140210 is a wasteful number, since it uses less digits than its factorization.

13031140210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13031140210 its reverse (1204113031), we get a palindrome (14235253241).

The spelling of 13031140210 in words is "thirteen billion, thirty-one million, one hundred forty thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 53 55 67 73 106 110 134 146 265 335 365 457 530 583 670 730 737 803 914 1166 1474 1606 2285 2915 3551 3685 3869 4015 4570 4891 5027 5830 7102 7370 7738 8030 9782 10054 17755 19345 24221 24455 25135 30619 33361 35510 38690 39061 42559 48442 48910 50270 53801 61238 66722 78122 85118 107602 121105 153095 166805 195305 212795 242210 259223 266431 269005 306190 333610 336809 366971 390610 425590 518446 532862 538010 673618 733942 1296115 1332155 1622807 1684045 1768133 1834855 2235187 2592230 2664310 2851453 3245614 3368090 3536266 3669710 4470374 5702906 8114035 8840665 11175935 14257265 16228070 17681330 17850877 19449463 22351870 24587057 28514530 35701754 38898926 49174114 89254385 97247315 118464911 122935285 178508770 194494630 236929822 245870570 592324555 1184649110 1303114021 2606228042 6515570105 13031140210