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61025465 = 544327551
BaseRepresentation
bin1110100011001…
…0110010111001
311020211102012102
43220302302321
5111110303330
610015553145
71340464544
oct350626271
9136742172
1061025465
11314a1376
121852b7b5
13c848957
14816785b
155556945
hex3a32cb9

61025465 has 8 divisors (see below), whose sum is σ = 73398528. Its totient is φ = 48708400.

The previous prime is 61025449. The next prime is 61025467. The reversal of 61025465 is 56452016.

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

It is not a de Polignac number, because 61025465 - 24 = 61025449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (61025467) 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, 11561 + ... + 15990.

It is an arithmetic number, because the mean of its divisors is an integer number (9174816).

Almost surely, 261025465 is an apocalyptic number.

It is an amenable number.

61025465 is a deficient number, since it is larger than the sum of its proper divisors (12373063).

61025465 is a wasteful number, since it uses less digits than its factorization.

61025465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27999.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 61025465 is about 7811.8797353774. The cubic root of 61025465 is about 393.7044882309.

The spelling of 61025465 in words is "sixty-one million, twenty-five thousand, four hundred sixty-five".

Divisors: 1 5 443 2215 27551 137755 12205093 61025465