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90968356 = 2228617949
BaseRepresentation
bin1010110110000…
…01000100100100
320100011200010101
411123001010210
5141241441411
613005433444
72153134603
oct533010444
9210150111
1090968356
1147392966
122656b884
1315b0093b
14c11da3a
157ebd8c1
hex56c1124

90968356 has 12 divisors (see below), whose sum is σ = 159270300. Its totient is φ = 45462560.

The previous prime is 90968329. The next prime is 90968363. The reversal of 90968356 is 65386909.

It can be written as a sum of positive squares in 2 ways, for example, as 47196900 + 43771456 = 6870^2 + 6616^2 .

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, 7470 + ... + 15418.

It is an arithmetic number, because the mean of its divisors is an integer number (13272525).

Almost surely, 290968356 is an apocalyptic number.

It is an amenable number.

90968356 is a deficient number, since it is larger than the sum of its proper divisors (68301944).

90968356 is a wasteful number, since it uses less digits than its factorization.

90968356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10814 (or 10812 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 90968356 is about 9537.7332736872. The cubic root of 90968356 is about 449.7420019047.

The spelling of 90968356 in words is "ninety million, nine hundred sixty-eight thousand, three hundred fifty-six".

Divisors: 1 2 4 2861 5722 7949 11444 15898 31796 22742089 45484178 90968356