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90956235 = 3531319373
BaseRepresentation
bin1010110101111…
…10000111001011
320100011001111110
411122332013023
5141241044420
613005301403
72153054346
oct532760713
9210131443
1090956235
1147384847
1226564863
1315ac8276
14c11945d
157eb9ee0
hex56be1cb

90956235 has 16 divisors (see below), whose sum is σ = 146002464. Its totient is φ = 48352512.

The previous prime is 90956231. The next prime is 90956251. The reversal of 90956235 is 53265909.

It is not a de Polignac number, because 90956235 - 22 = 90956231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90956193 and 90956202.

It is not an unprimeable number, because it can be changed into a prime (90956231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4992 + ... + 14381.

It is an arithmetic number, because the mean of its divisors is an integer number (9125154).

Almost surely, 290956235 is an apocalyptic number.

90956235 is a deficient number, since it is larger than the sum of its proper divisors (55046229).

90956235 is a wasteful number, since it uses less digits than its factorization.

90956235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19694.

The product of its (nonzero) digits is 72900, while the sum is 39.

The square root of 90956235 is about 9537.0978290044. The cubic root of 90956235 is about 449.7220258559.

The spelling of 90956235 in words is "ninety million, nine hundred fifty-six thousand, two hundred thirty-five".

Divisors: 1 3 5 15 313 939 1565 4695 19373 58119 96865 290595 6063749 18191247 30318745 90956235