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613104157 = 1498874639
BaseRepresentation
bin100100100010110…
…011101000011101
31120201122220210101
4210202303220131
52223423313112
6140500541101
721123204451
oct4442635035
91521586711
10613104157
11295099256
121513b1791
139a036333
145b5d8661
1538c5a757
hex248b3a1d

613104157 has 8 divisors (see below), whose sum is σ = 618048000. Its totient is φ = 608171664.

The previous prime is 613104113. The next prime is 613104161. The reversal of 613104157 is 751401316.

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 613104157 - 211 = 613102109 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 (613104257) 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, 129844 + ... + 134482.

It is an arithmetic number, because the mean of its divisors is an integer number (77256000).

Almost surely, 2613104157 is an apocalyptic number.

It is an amenable number.

613104157 is a deficient number, since it is larger than the sum of its proper divisors (4943843).

613104157 is a wasteful number, since it uses less digits than its factorization.

613104157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5675.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 613104157 is about 24760.9401477408. The cubic root of 613104157 is about 849.5287616320.

The spelling of 613104157 in words is "six hundred thirteen million, one hundred four thousand, one hundred fifty-seven".

Divisors: 1 149 887 4639 132163 691211 4114793 613104157