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345423748825 = 52314798771061
BaseRepresentation
bin1010000011011001101…
…11000001111011011001
31020000121011201112220201
411001230313001323121
521124411434430300
6422404021422201
733645631264051
oct5015467017331
91200534645821
10345423748825
11123547779091
1256b4186a961
132675b777bac
1412a0bb98561
158eba40266a
hex506cdc1ed9

345423748825 has 48 divisors (see below), whose sum is σ = 443988725760. Its totient is φ = 266311008000.

The previous prime is 345423748823. The next prime is 345423748853. The reversal of 345423748825 is 528847324543.

It is a happy number.

It is not a de Polignac number, because 345423748825 - 21 = 345423748823 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345423748823) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 325563795 + ... + 325564855.

It is an arithmetic number, because the mean of its divisors is an integer number (9249765120).

Almost surely, 2345423748825 is an apocalyptic number.

It is an amenable number.

345423748825 is a deficient number, since it is larger than the sum of its proper divisors (98564976935).

345423748825 is a wasteful number, since it uses less digits than its factorization.

345423748825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2458 (or 2453 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 55.

The spelling of 345423748825 in words is "three hundred forty-five billion, four hundred twenty-three million, seven hundred forty-eight thousand, eight hundred twenty-five".

Divisors: 1 5 25 31 155 479 775 877 1061 2395 4385 5305 11975 14849 21925 26525 27187 32891 74245 135935 164455 371225 420083 508219 679675 822275 930497 2100415 2541095 4652485 10502075 12705475 13022573 15754789 23262425 28845407 65112865 78773945 144227035 325564325 393869725 445708063 721135175 2228540315 11142701575 13816949953 69084749765 345423748825