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61484951 = 1138914369
BaseRepresentation
bin1110101010001…
…0111110010111
311021200202111102
43222202332113
5111220004301
610033500315
71344420263
oct352427627
9137622442
1061484951
1131785610
121871169b
13c979b38
1482470a3
1555e7b6b
hex3aa2f97

61484951 has 8 divisors (see below), whose sum is σ = 67251600. Its totient is φ = 55747840.

The previous prime is 61484933. The next prime is 61484963. The reversal of 61484951 is 15948416.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61484951 - 26 = 61484887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61484251) 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, 2906 + ... + 11463.

It is an arithmetic number, because the mean of its divisors is an integer number (8406450).

Almost surely, 261484951 is an apocalyptic number.

61484951 is a deficient number, since it is larger than the sum of its proper divisors (5766649).

61484951 is a wasteful number, since it uses less digits than its factorization.

61484951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14769.

The product of its digits is 34560, while the sum is 38.

The square root of 61484951 is about 7841.2340227798. The cubic root of 61484951 is about 394.6901399435.

The spelling of 61484951 in words is "sixty-one million, four hundred eighty-four thousand, nine hundred fifty-one".

Divisors: 1 11 389 4279 14369 158059 5589541 61484951