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1630415053 = 23170941479
BaseRepresentation
bin110000100101110…
…0010100011001101
311012121220122222201
41201023202203031
511314341240203
6425441241501
755255204441
oct14113424315
94177818881
101630415053
11767365a63
12396033291
131cca24947
14116770821
159820ae1d
hex612e28cd

1630415053 has 8 divisors (see below), whose sum is σ = 1702339200. Its totient is φ = 1558577328.

The previous prime is 1630415011. The next prime is 1630415063. The reversal of 1630415053 is 3505140361.

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 1630415053 - 225 = 1596860621 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 (1630415063) 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, 18568 + ... + 60046.

It is an arithmetic number, because the mean of its divisors is an integer number (212792400).

Almost surely, 21630415053 is an apocalyptic number.

It is an amenable number.

1630415053 is a deficient number, since it is larger than the sum of its proper divisors (71924147).

1630415053 is a wasteful number, since it uses less digits than its factorization.

1630415053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43211.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 1630415053 is about 40378.3983461454. The cubic root of 1630415053 is about 1176.9718038562.

The spelling of 1630415053 in words is "one billion, six hundred thirty million, four hundred fifteen thousand, fifty-three".

Divisors: 1 23 1709 39307 41479 954017 70887611 1630415053