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102301460405 = 51779107142381
BaseRepresentation
bin101111101000110100…
…1000110011110110101
3100210001120020122101222
41133101221012132311
53134003133213110
6114555135200125
710251061031414
oct1372151063665
9323046218358
10102301460405
113a4275643a1
12179b0676045
139854576531
144d4698d47b
1529db2e8c55
hex17d1a467b5

102301460405 has 32 divisors (see below), whose sum is σ = 132859491840. Its totient is φ = 75340661760.

The previous prime is 102301460383. The next prime is 102301460603. The reversal of 102301460405 is 504064103201.

It is a de Polignac number, because none of the positive numbers 2k-102301460405 is a prime.

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, 647315 + ... + 789695.

It is an arithmetic number, because the mean of its divisors is an integer number (4151859120).

Almost surely, 2102301460405 is an apocalyptic number.

It is an amenable number.

102301460405 is a deficient number, since it is larger than the sum of its proper divisors (30558031435).

102301460405 is a wasteful number, since it uses less digits than its factorization.

102301460405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142589.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 102301460405 its reverse (504064103201), we get a palindrome (606365563606).

The spelling of 102301460405 in words is "one hundred two billion, three hundred one million, four hundred sixty thousand, four hundred five".

Divisors: 1 5 17 79 85 107 395 535 1343 1819 6715 8453 9095 42265 142381 143701 711905 718505 2420477 11248099 12102385 15234767 56240495 76173835 191217683 258991039 956088415 1203546593 1294955195 6017732965 20460292081 102301460405