Search a number
-
+
54976031 = 116617561
BaseRepresentation
bin1101000110110…
…1111000011111
310211110001221022
43101231320133
5103033213111
65242154355
71235200655
oct321557037
9124401838
1054976031
112903a340
12164b29bb
13b50b2c6
147430dd5
154c5e2db
hex346de1f

54976031 has 8 divisors (see below), whose sum is σ = 60072528. Its totient is φ = 49896000.

The previous prime is 54976027. The next prime is 54976073. The reversal of 54976031 is 13067945.

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

It is not a de Polignac number, because 54976031 - 22 = 54976027 is a prime.

It is a super-2 number, since 2×549760312 = 6044727969025922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54975982 and 54976000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54976331) 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, 3491 + ... + 11051.

It is an arithmetic number, because the mean of its divisors is an integer number (7509066).

Almost surely, 254976031 is an apocalyptic number.

54976031 is a deficient number, since it is larger than the sum of its proper divisors (5096497).

54976031 is a wasteful number, since it uses less digits than its factorization.

54976031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8233.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 54976031 is about 7414.5823213449. The cubic root of 54976031 is about 380.2399938263.

The spelling of 54976031 in words is "fifty-four million, nine hundred seventy-six thousand, thirty-one".

Divisors: 1 11 661 7271 7561 83171 4997821 54976031