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5397162880 = 27561138247
BaseRepresentation
bin1010000011011001…
…00010101110000000
3111221010201021121111
411001230202232000
542023133203010
62251315533104
7250514061514
oct50154425600
914833637544
105397162880
11231a61539a
1210675ba194
13680218a05
14392b28144
15218c5958a
hex141b22b80

5397162880 has 64 divisors (see below), whose sum is σ = 13114205280. Its totient is φ = 2123458560.

The previous prime is 5397162863. The next prime is 5397162893. The reversal of 5397162880 is 882617935.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-4 number, since 4×53971628804 (a number of 40 digits) contains 4444 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, 30084 + ... + 108163.

Almost surely, 25397162880 is an apocalyptic number.

It is an amenable number.

5397162880 is an abundant number, since it is smaller than the sum of its proper divisors (7717042400).

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

5397162880 is a wasteful number, since it uses less digits than its factorization.

5397162880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138327 (or 138315 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 49.

The square root of 5397162880 is about 73465.3855907665. The cubic root of 5397162880 is about 1754.1033376507.

The spelling of 5397162880 in words is "five billion, three hundred ninety-seven million, one hundred sixty-two thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 61 64 80 122 128 160 244 305 320 488 610 640 976 1220 1952 2440 3904 4880 7808 9760 19520 39040 138247 276494 552988 691235 1105976 1382470 2211952 2764940 4423904 5529880 8433067 8847808 11059760 16866134 17695616 22119520 33732268 42165335 44239040 67464536 84330670 88478080 134929072 168661340 269858144 337322680 539716288 674645360 1079432576 1349290720 2698581440 5397162880