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48904900730 = 25719913732557
BaseRepresentation
bin101101100010111101…
…011001000001111010
311200020021012100211122
4231202331121001322
51300124123310410
634244441425242
73350623540340
oct554275310172
9150207170748
1048904900730
11198165a5834
12958a19b222
1347c4c168aa
14251d109990
15141367ae55
hexb62f5907a

48904900730 has 64 divisors (see below), whose sum is σ = 101223129600. Its totient is φ = 16664465664.

The previous prime is 48904900711. The next prime is 48904900789. The reversal of 48904900730 is 3700940984.

It is a super-2 number, since 2×489049007302 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19124612 + ... + 19127168.

It is an arithmetic number, because the mean of its divisors is an integer number (1581611400).

Almost surely, 248904900730 is an apocalyptic number.

48904900730 is an abundant number, since it is smaller than the sum of its proper divisors (52318228870).

48904900730 is a wasteful number, since it uses less digits than its factorization.

48904900730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4143.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 48904900730 in words is "forty-eight billion, nine hundred four million, nine hundred thousand, seven hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 199 398 995 1373 1393 1990 2557 2746 2786 5114 6865 6965 9611 12785 13730 13930 17899 19222 25570 35798 48055 89495 96110 178990 273227 508843 546454 1017686 1366135 1912589 2544215 2732270 3510761 3561901 3825178 5088430 7021522 7123802 9562945 17553805 17809505 19125890 24575327 35107610 35619010 49150654 122876635 245753270 698641439 1397282878 3493207195 4890490073 6986414390 9780980146 24452450365 48904900730