Search a number
-
+
10725451 = 115318397
BaseRepresentation
bin101000111010…
…100001001011
3202011220112221
4220322201023
510221203301
61021514511
7160110352
oct50724113
922156487
1010725451
116066210
123712a37
1322b6b29
1415d2999
15e1cda1
hexa3a84b

10725451 has 8 divisors (see below), whose sum is σ = 11921904. Its totient is φ = 9565920.

The previous prime is 10725439. The next prime is 10725461. The reversal of 10725451 is 15452701.

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 10725451 - 29 = 10724939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10725461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8616 + ... + 9781.

It is an arithmetic number, because the mean of its divisors is an integer number (1490238).

Almost surely, 210725451 is an apocalyptic number.

10725451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10725451 is a deficient number, since it is larger than the sum of its proper divisors (1196453).

10725451 is a wasteful number, since it uses less digits than its factorization.

10725451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18461.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 10725451 is about 3274.9734350068. The cubic root of 10725451 is about 220.5321209953.

The spelling of 10725451 in words is "ten million, seven hundred twenty-five thousand, four hundred fifty-one".

Divisors: 1 11 53 583 18397 202367 975041 10725451