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90153248352 = 25317192907419
BaseRepresentation
bin101001111110110001…
…1010110011001100000
322121200221020112100020
41103331203112121200
52434113212421402
6105225452553440
76341036652516
oct1237543263140
9277627215306
1090153248352
1135263181922
1215580182880
1386697ba88b
1445133d04b6
152529a4d8bc
hex14fd8d6660

90153248352 has 96 divisors (see below), whose sum is σ = 263761142400. Its totient is φ = 26794764288.

The previous prime is 90153248351. The next prime is 90153248363. The reversal of 90153248352 is 25384235109.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90153248351) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1422702 + ... + 1484717.

It is an arithmetic number, because the mean of its divisors is an integer number (2747511900).

Almost surely, 290153248352 is an apocalyptic number.

It is an amenable number.

90153248352 is an abundant number, since it is smaller than the sum of its proper divisors (173607894048).

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

90153248352 is a wasteful number, since it uses less digits than its factorization.

90153248352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907468 (or 2907460 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 90153248352 in words is "ninety billion, one hundred fifty-three million, two hundred forty-eight thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 17 19 24 32 34 38 48 51 57 68 76 96 102 114 136 152 204 228 272 304 323 408 456 544 608 646 816 912 969 1292 1632 1824 1938 2584 3876 5168 7752 10336 15504 31008 2907419 5814838 8722257 11629676 17444514 23259352 34889028 46518704 49426123 55240961 69778056 93037408 98852246 110481922 139556112 148278369 165722883 197704492 220963844 279112224 296556738 331445766 395408984 441927688 593113476 662891532 790817968 883855376 939096337 1186226952 1325783064 1581635936 1767710752 1878192674 2372453904 2651566128 2817289011 3756385348 4744907808 5303132256 5634578022 7512770696 11269156044 15025541392 22538312088 30051082784 45076624176 90153248352