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49001258080 = 255358185523
BaseRepresentation
bin101101101000101100…
…111101110001100000
311200110222111211021101
4231220230331301200
51300323310224310
634302203004144
73353203551505
oct555054756140
9150428454241
1049001258080
1119865a29505
1295b6509654
13480bb83388
14252bc2d4ac
15141bd6143a
hexb68b3dc60

49001258080 has 48 divisors (see below), whose sum is σ = 115799153904. Its totient is φ = 19594800640.

The previous prime is 49001258057. The next prime is 49001258171. The reversal of 49001258080 is 8085210094.

49001258080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×490012580802 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 530199 + ... + 615721.

It is an arithmetic number, because the mean of its divisors is an integer number (2412482373).

Almost surely, 249001258080 is an apocalyptic number.

49001258080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49001258080 is an abundant number, since it is smaller than the sum of its proper divisors (66797895824).

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

49001258080 is a wasteful number, since it uses less digits than its factorization.

49001258080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89119 (or 89111 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The spelling of 49001258080 in words is "forty-nine billion, one million, two hundred fifty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 3581 7162 14324 17905 28648 35810 57296 71620 85523 114592 143240 171046 286480 342092 427615 572960 684184 855230 1368368 1710460 2736736 3420920 6841840 13683680 306257863 612515726 1225031452 1531289315 2450062904 3062578630 4900125808 6125157260 9800251616 12250314520 24500629040 49001258080