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920098072 = 231723294149
BaseRepresentation
bin110110110101111…
…001010100011000
32101010022211021101
4312311321110120
53341021114242
6231144521144
731541463445
oct6665712430
92333284241
10920098072
1143240a333
122181801b4
1311881263a
148a2ac9cc
1555b9b9b7
hex36d79518

920098072 has 32 divisors (see below), whose sum is σ = 1906092000. Its totient is φ = 414160384.

The previous prime is 920098061. The next prime is 920098079. The reversal of 920098072 is 270890029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920098079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143947 + ... + 150202.

It is an arithmetic number, because the mean of its divisors is an integer number (59565375).

Almost surely, 2920098072 is an apocalyptic number.

920098072 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

920098072 is an abundant number, since it is smaller than the sum of its proper divisors (985993928).

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

920098072 is a wasteful number, since it uses less digits than its factorization.

920098072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294195 (or 294191 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 920098072 is about 30333.1184021689. The cubic root of 920098072 is about 972.6233843139.

The spelling of 920098072 in words is "nine hundred twenty million, ninety-eight thousand, seventy-two".

Divisors: 1 2 4 8 17 23 34 46 68 92 136 184 391 782 1564 3128 294149 588298 1176596 2353192 5000533 6765427 10001066 13530854 20002132 27061708 40004264 54123416 115012259 230024518 460049036 920098072