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48926990 = 2572313221
BaseRepresentation
bin1011101010100…
…1000100001110
310102001202012202
42322221010032
5100011130430
64504401502
71132605200
oct272510416
9112052182
1048926990
1125688632
1214476292
13a1a0ba8
1466d8770
154466d45
hex2ea910e

48926990 has 48 divisors (see below), whose sum is σ = 105784704. Its totient is φ = 16228800.

The previous prime is 48926963. The next prime is 48927001. The reversal of 48926990 is 9962984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13580 + ... + 16800.

It is an arithmetic number, because the mean of its divisors is an integer number (2203848).

Almost surely, 248926990 is an apocalyptic number.

48926990 is an abundant number, since it is smaller than the sum of its proper divisors (56857714).

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

48926990 is a wasteful number, since it uses less digits than its factorization.

48926990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3273 (or 3266 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 48926990 is about 6994.7830559639. The cubic root of 48926990 is about 365.7487351436.

The spelling of 48926990 in words is "forty-eight million, nine hundred twenty-six thousand, nine hundred ninety".

Divisors: 1 2 5 7 10 14 31 35 49 62 70 98 155 217 245 310 434 490 1085 1519 2170 3038 3221 6442 7595 15190 16105 22547 32210 45094 99851 112735 157829 199702 225470 315658 499255 698957 789145 998510 1397914 1578290 3494785 4892699 6989570 9785398 24463495 48926990