Search a number
-
+
61119941 = 1931103769
BaseRepresentation
bin1110100100100…
…1110111000101
311021000012210112
43221021313011
5111121314231
610022002405
71341340151
oct351116705
9137005715
1061119941
1131556353
1218576405
13c87c95c
148190061
15557492b
hex3a49dc5

61119941 has 8 divisors (see below), whose sum is σ = 66412800. Its totient is φ = 56034720.

The previous prime is 61119911. The next prime is 61119953. The reversal of 61119941 is 14991116.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-61119941 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 61119898 and 61119907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61119911) 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, 51296 + ... + 52473.

It is an arithmetic number, because the mean of its divisors is an integer number (8301600).

Almost surely, 261119941 is an apocalyptic number.

It is an amenable number.

61119941 is a deficient number, since it is larger than the sum of its proper divisors (5292859).

61119941 is a wasteful number, since it uses less digits than its factorization.

61119941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103819.

The product of its digits is 1944, while the sum is 32.

The square root of 61119941 is about 7817.9243408977. The cubic root of 61119941 is about 393.9075534433.

The spelling of 61119941 in words is "sixty-one million, one hundred nineteen thousand, nine hundred forty-one".

Divisors: 1 19 31 589 103769 1971611 3216839 61119941