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103031002010 = 2531532179661
BaseRepresentation
bin101111111110100100…
…0000101001110011010
3100211221102000012100102
41133331020011032122
53142001414031020
6115155355535402
710305130032026
oct1377510051632
9324842005312
10103031002010
113a771350842
1217b74a5a562
13993c75a061
144db5817386
152a303a4475
hex17fd20539a

103031002010 has 96 divisors (see below), whose sum is σ = 196505326080. Its totient is φ = 38852985600.

The previous prime is 103031001991. The next prime is 103031002051. The reversal of 103031002010 is 10200130301.

It is a junction number, because it is equal to n+sod(n) for n = 103031001982 and 103031002000.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 155871080 + ... + 155871740.

It is an arithmetic number, because the mean of its divisors is an integer number (2046930480).

Almost surely, 2103031002010 is an apocalyptic number.

103031002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103031002010 is a deficient number, since it is larger than the sum of its proper divisors (93474324070).

103031002010 is a wasteful number, since it uses less digits than its factorization.

103031002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984 (or 931 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 103031002010 its reverse (10200130301), we get a palindrome (113231132311).

The spelling of 103031002010 in words is "one hundred three billion, thirty-one million, two thousand, ten".

Divisors: 1 2 5 10 31 53 62 106 155 179 265 310 358 530 661 895 1322 1643 1790 2809 3286 3305 5549 5618 6610 8215 9487 11098 14045 16430 18974 20491 27745 28090 35033 40982 47435 55490 70066 87079 94870 102455 118319 174158 175165 204910 236638 294097 350330 435395 502811 588194 591595 870790 1005622 1086023 1183190 1470485 1856749 2172046 2514055 2940970 3667889 3713498 5028110 5430115 6270907 7335778 9283745 10860230 12541814 15587141 18339445 18567490 31174282 31354535 36678890 57559219 62709070 77935705 115118438 155871410 194398117 287796095 332358071 388796234 575592190 664716142 971990585 1661790355 1943981170 3323580710 10303100201 20606200402 51515501005 103031002010