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49028958 = 23211222511
BaseRepresentation
bin1011101100000…
…1111101011110
310102020221002100
42323001331132
5100022411313
64510505530
71133511366
oct273017536
9112227070
1049028958
1125748200
12145052a6
13a208424
1467239a6
154487173
hex2ec1f5e

49028958 has 36 divisors (see below), whose sum is σ = 116769744. Its totient is φ = 14856600.

The previous prime is 49028953. The next prime is 49028971. The reversal of 49028958 is 85982094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49028951) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9078 + ... + 13433.

It is an arithmetic number, because the mean of its divisors is an integer number (3243604).

Almost surely, 249028958 is an apocalyptic number.

49028958 is an abundant number, since it is smaller than the sum of its proper divisors (67740786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49028958 is a wasteful number, since it uses less digits than its factorization.

49028958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22541 (or 22527 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 49028958 is about 7002.0681230619. The cubic root of 49028958 is about 366.0026426397.

The spelling of 49028958 in words is "forty-nine million, twenty-eight thousand, nine hundred fifty-eight".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 121 198 242 363 726 1089 2178 22511 45022 67533 135066 202599 247621 405198 495242 742863 1485726 2228589 2723831 4457178 5447662 8171493 16342986 24514479 49028958