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90753769048 = 2329391180039
BaseRepresentation
bin101010010000101011…
…0001001111001011000
322200020210020010212111
41110201112021321120
52441330431102143
6105405224122104
76361651210645
oct1244126117130
9280223203774
1090753769048
1135541155a18
1215709306334
138734039477
14456d070dcc
15256262099d
hex1521589e58

90753769048 has 16 divisors (see below), whose sum is σ = 176031018000. Its totient is φ = 43812164256.

The previous prime is 90753769027. The next prime is 90753769061. The reversal of 90753769048 is 84096735709.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a junction number, because it is equal to n+sod(n) for n = 90753768983 and 90753769001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195589788 + ... + 195590251.

It is an arithmetic number, because the mean of its divisors is an integer number (11001938625).

Almost surely, 290753769048 is an apocalyptic number.

It is an amenable number.

90753769048 is a deficient number, since it is larger than the sum of its proper divisors (85277248952).

90753769048 is a wasteful number, since it uses less digits than its factorization.

90753769048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391180074 (or 391180070 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 58.

The spelling of 90753769048 in words is "ninety billion, seven hundred fifty-three million, seven hundred sixty-nine thousand, forty-eight".

Divisors: 1 2 4 8 29 58 116 232 391180039 782360078 1564720156 3129440312 11344221131 22688442262 45376884524 90753769048