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1012105310 = 251373472129
BaseRepresentation
bin111100010100111…
…000000001011110
32121112110021110212
4330110320001132
54033044332220
6244232532422
734036516226
oct7424700136
92545407425
101012105310
1147a341777
12242b51112
131318b80a8
14985bd086
155dcc30c5
hex3c53805e

1012105310 has 32 divisors (see below), whose sum is σ = 1841240160. Its totient is φ = 400540672.

The previous prime is 1012105279. The next prime is 1012105333. The reversal of 1012105310 is 135012101.

It is a super-2 number, since 2×10121053102 = 2048714317060392200, which contains 22 as substring.

It is a congruent number.

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, 474326 + ... + 476454.

It is an arithmetic number, because the mean of its divisors is an integer number (57538755).

Almost surely, 21012105310 is an apocalyptic number.

1012105310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012105310 is a deficient number, since it is larger than the sum of its proper divisors (829134850).

1012105310 is a wasteful number, since it uses less digits than its factorization.

1012105310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 1012105310 is about 31813.6025938591. The cubic root of 1012105310 is about 1004.0189298982.

Adding to 1012105310 its reverse (135012101), we get a palindrome (1147117411).

The spelling of 1012105310 in words is "one billion, twelve million, one hundred five thousand, three hundred ten".

Divisors: 1 2 5 10 137 274 347 685 694 1370 1735 2129 3470 4258 10645 21290 47539 95078 237695 291673 475390 583346 738763 1458365 1477526 2916730 3693815 7387630 101210531 202421062 506052655 1012105310