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1030102909405 = 541149251134359
BaseRepresentation
bin11101111110101101110…
…10110000000111011101
310122110212122100200000121
432333112322300013131
5113334122321100110
62105120040154541
7134264624155213
oct16772672600735
93573778320017
101030102909405
11367956268319
12147783468a51
13761a4a8277b
1437c003dccb3
151bbde41bcda
hexefd6eb01dd

1030102909405 has 32 divisors (see below), whose sum is σ = 1279859616000. Its totient is φ = 795399360000.

The previous prime is 1030102909399. The next prime is 1030102909417. The reversal of 1030102909405 is 5049092010301.

It is not a de Polignac number, because 1030102909405 - 23 = 1030102909397 is a prime.

It is a super-2 number, since 2×10301029094052 (a number of 25 digits) 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 31 ways as a sum of consecutive naturals, for example, 7599616 + ... + 7733974.

It is an arithmetic number, because the mean of its divisors is an integer number (39995613000).

Almost surely, 21030102909405 is an apocalyptic number.

It is an amenable number.

1030102909405 is a deficient number, since it is larger than the sum of its proper divisors (249756706595).

1030102909405 is a wasteful number, since it uses less digits than its factorization.

1030102909405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134805.

The product of its (nonzero) digits is 9720, while the sum is 34.

Adding to 1030102909405 its reverse (5049092010301), we get a palindrome (6079194919706).

The spelling of 1030102909405 in words is "one trillion, thirty billion, one hundred two million, nine hundred nine thousand, four hundred five".

Divisors: 1 5 41 149 205 251 745 1255 6109 10291 30545 37399 51455 134359 186995 671795 1533359 5508719 7666795 20019491 27543595 33724109 100097455 168620545 820799131 1382688469 4103995655 5024892241 6913442345 25124461205 206020581881 1030102909405