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630100473 = 3213198561
BaseRepresentation
bin100101100011101…
…001000111111001
31121220122102100120
4211203221013321
52242301203343
6142305123453
721420523422
oct4543510771
91556572316
10630100473
112a37478a2
12157029589
13a0707522
145d980649
153a4b6683
hex258e91f9

630100473 has 8 divisors (see below), whose sum is σ = 840536736. Its totient is φ = 419865600.

The previous prime is 630100469. The next prime is 630100561. The reversal of 630100473 is 374001036.

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

It is not a de Polignac number, because 630100473 - 22 = 630100469 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (630100673) 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, 42888 + ... + 55673.

It is an arithmetic number, because the mean of its divisors is an integer number (105067092).

Almost surely, 2630100473 is an apocalyptic number.

It is an amenable number.

630100473 is a deficient number, since it is larger than the sum of its proper divisors (210436263).

630100473 is a wasteful number, since it uses less digits than its factorization.

630100473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100695.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 630100473 is about 25101.8021862973. The cubic root of 630100473 is about 857.3074581230.

The spelling of 630100473 in words is "six hundred thirty million, one hundred thousand, four hundred seventy-three".

Divisors: 1 3 2131 6393 98561 295683 210033491 630100473