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54452007 = 344571471
BaseRepresentation
bin1100111110110…
…1111100100111
310210110110010000
43033231330213
5102414431012
65223032343
71230556131
oct317557447
9123413100
1054452007
1128811665
121629b6b3
13b38692c
147336051
154ba8ddc
hex33edf27

54452007 has 20 divisors (see below), whose sum is σ = 81575296. Its totient is φ = 36197280.

The previous prime is 54451993. The next prime is 54452009. The reversal of 54452007 is 70025445.

It is not a de Polignac number, because 54452007 - 211 = 54449959 is a prime.

It is a super-3 number, since 3×544520073 (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54452009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 36282 + ... + 37752.

Almost surely, 254452007 is an apocalyptic number.

54452007 is a deficient number, since it is larger than the sum of its proper divisors (27123289).

54452007 is a wasteful number, since it uses less digits than its factorization.

54452007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940 (or 1931 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 54452007 is about 7379.1603180850. The cubic root of 54452007 is about 379.0280029341.

The spelling of 54452007 in words is "fifty-four million, four hundred fifty-two thousand, seven".

Divisors: 1 3 9 27 81 457 1371 1471 4113 4413 12339 13239 37017 39717 119151 672247 2016741 6050223 18150669 54452007