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1025415241 = 31166919819
BaseRepresentation
bin111101000111101…
…001100001001001
32122110111111021021
4331013221201021
54100001241431
6245430112441
734260612544
oct7507514111
92573444237
101025415241
11486902714
122474ab721
131345983a6
149a28585b
1560051b11
hex3d1e9849

1025415241 has 8 divisors (see below), whose sum is σ = 1059180800. Its totient is φ = 991692720.

The previous prime is 1025415217. The next prime is 1025415247. The reversal of 1025415241 is 1425145201.

1025415241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1025415241 - 27 = 1025415113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1025415247) 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, 41830 + ... + 61648.

It is an arithmetic number, because the mean of its divisors is an integer number (132397600).

Almost surely, 21025415241 is an apocalyptic number.

It is an amenable number.

1025415241 is a deficient number, since it is larger than the sum of its proper divisors (33765559).

1025415241 is a wasteful number, since it uses less digits than its factorization.

1025415241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21519.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1025415241 is about 32022.1055054161. The cubic root of 1025415241 is about 1008.4009730157.

The spelling of 1025415241 in words is "one billion, twenty-five million, four hundred fifteen thousand, two hundred forty-one".

Divisors: 1 31 1669 19819 51739 614389 33077911 1025415241