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725103445213 = 7991104526949
BaseRepresentation
bin10101000110100111000…
…10001000010011011101
32120022121201001112201001
422203103202020103131
543340002440221323
61313035151150301
7103246511406310
oct12432342102335
92508551045631
10725103445213
1125a572a9a634
12b8643815391
13534b9252134
14271492d8977
1513cdcdb03ad
hexa8d38884dd

725103445213 has 8 divisors (see below), whose sum is σ = 829525875200. Its totient is φ = 620890071120.

The previous prime is 725103445201. The next prime is 725103445223. The reversal of 725103445213 is 312544301527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 725103445213 - 217 = 725103314141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725103445223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52256538 + ... + 52270411.

It is an arithmetic number, because the mean of its divisors is an integer number (103690734400).

Almost surely, 2725103445213 is an apocalyptic number.

It is an amenable number.

725103445213 is a deficient number, since it is larger than the sum of its proper divisors (104422429987).

725103445213 is a wasteful number, since it uses less digits than its factorization.

725103445213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104527947.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 725103445213 in words is "seven hundred twenty-five billion, one hundred three million, four hundred forty-five thousand, two hundred thirteen".

Divisors: 1 7 991 6937 104526949 731688643 103586206459 725103445213