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2089955 = 57211283
BaseRepresentation
bin111111110001111100011
310221011212202
413332033203
51013334310
6112443415
723523110
oct7761743
93834782
102089955
1111a823a
1284956b
1358237a
143c5907
152b43a5
hex1fe3e3

2089955 has 16 divisors (see below), whose sum is σ = 2889984. Its totient is φ = 1421280.

The previous prime is 2089951. The next prime is 2089979. The reversal of 2089955 is 5599802.

It is a happy number.

It is not a de Polignac number, because 2089955 - 22 = 2089951 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (2089951) 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, 7244 + ... + 7526.

It is an arithmetic number, because the mean of its divisors is an integer number (180624).

22089955 is an apocalyptic number.

2089955 is a deficient number, since it is larger than the sum of its proper divisors (800029).

2089955 is a wasteful number, since it uses less digits than its factorization.

2089955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 2089955 is about 1445.6676658209. The cubic root of 2089955 is about 127.8534088417.

The spelling of 2089955 in words is "two million, eighty-nine thousand, nine hundred fifty-five".

Divisors: 1 5 7 35 211 283 1055 1415 1477 1981 7385 9905 59713 298565 417991 2089955