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49880922 = 23721331421
BaseRepresentation
bin1011111001000…
…1111101011010
310110212012202120
42332101331122
5100232142142
64541042110
71143660300
oct276217532
9113765676
1049880922
112617a303
1214856336
13a446150
1468a6270
1545a47ec
hex2f91f5a

49880922 has 96 divisors (see below), whose sum is σ = 129314304. Its totient is φ = 12700800.

The previous prime is 49880911. The next prime is 49880927. The reversal of 49880922 is 22908894.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (49880927) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 118272 + ... + 118692.

It is an arithmetic number, because the mean of its divisors is an integer number (1347024).

Almost surely, 249880922 is an apocalyptic number.

49880922 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 49880922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64657152).

49880922 is an abundant number, since it is smaller than the sum of its proper divisors (79433382).

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

49880922 is a wasteful number, since it uses less digits than its factorization.

49880922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 49880922 is about 7062.6427065228. The cubic root of 49880922 is about 368.1104593190.

The spelling of 49880922 in words is "forty-nine million, eight hundred eighty thousand, nine hundred twenty-two".

Divisors: 1 2 3 6 7 13 14 21 26 31 39 42 49 62 78 91 93 98 147 182 186 217 273 294 403 421 434 546 637 651 806 842 1209 1263 1274 1302 1519 1911 2418 2526 2821 2947 3038 3822 4557 5473 5642 5894 8463 8841 9114 10946 13051 16419 16926 17682 19747 20629 26102 32838 38311 39153 39494 41258 59241 61887 76622 78306 91357 114933 118482 123774 169663 182714 229866 268177 274071 339326 508989 536354 548142 639499 804531 1017978 1187641 1278998 1609062 1918497 2375282 3562923 3836994 7125846 8313487 16626974 24940461 49880922